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revascularizaci&#243;n coronaria o documentaci&#243;n angiogr&#225;fica de estenosis coronaria significativa&#46; Se establecieron los siguientes grupos de dolor tor&#225;cico&#58; angina t&#237;pica&#44; angina probable o at&#237;pica y dolor tor&#225;cico de origen no isqu&#233;mico&#44; de acuerdo a la escala de Diamond<a class="elsevierStyleCrossRef" href="#bib0125"><span class="elsevierStyleSup">9</span></a>&#46;</p><p id="par0030" class="elsevierStylePara elsevierViewall">Con respecto a los datos electrocardiogr&#225;ficos basales&#44; se recogi&#243; el ritmo y aquellos hallazgos que pudiesen dificultar la interpretaci&#243;n de la prueba &#40;bloqueo de rama izquierda&#44; ritmo de marcapasos&#44; hipertrofia ventricular izquierda con patr&#243;n de sobrecarga&#44; impregnaci&#243;n digit&#225;lica&#44; s&#237;ndrome de preexcitaci&#243;n u otras alteraciones de la repolarizaci&#243;n&#41;&#46;</p></span><span id="sec0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0085">Prueba de esfuerzo</span><p id="par0035" class="elsevierStylePara elsevierViewall">Todos los pacientes fueron sometidos a ecocardiograf&#237;a de ejercicio sobre tapiz rodante&#46; Se obtuvieron datos de frecuencia card&#237;aca &#40;FC&#41;&#44; PA &#40;por el m&#233;todo auscultatorio&#41; y electrocardiograma &#40;ECG&#41; de 12 derivaciones&#44; basalmente y en cada estadio del protocolo de ejercicio&#44; tal y como se lleva a cabo en una ergometr&#237;a convencional&#46;</p><p id="par0040" class="elsevierStylePara elsevierViewall">Los pacientes fueron animados a realizar un protocolo de ejercicio en cinta rodante hasta alcanzar uno de los siguientes objetivos&#58; agotamiento f&#237;sico&#44; angina intensa&#44; arritmia grave con compromiso hemodin&#225;mico&#44; HTA intensa &#40;PA sist&#243;lica<span class="elsevierStyleHsp" style=""></span>&#62;<span class="elsevierStyleHsp" style=""></span>240<span class="elsevierStyleHsp" style=""></span>mmHg o PA di&#225;st&#243;lica<span class="elsevierStyleHsp" style=""></span>&#62;<span class="elsevierStyleHsp" style=""></span>110<span class="elsevierStyleHsp" style=""></span>mmHg&#41; o una respuesta hipotensiva con el ejercicio &#40;descenso de la PA sist&#243;lica<span class="elsevierStyleHsp" style=""></span>&#62;<span class="elsevierStyleHsp" style=""></span>20<span class="elsevierStyleHsp" style=""></span>mmHg sobre el valor basal&#41;&#46; La RHEE se defini&#243;&#44; en t&#233;rminos absolutos&#44; como una respuesta de la PA sist&#243;lica &#8805;220<span class="elsevierStyleHsp" style=""></span>mmHg en pico de ejercicio&#59; y la isquemia electrocardiogr&#225;fica como la aparici&#243;n&#44; durante el test&#44; de un ascenso o descenso del segmento ST horizontal o descendente &#8805; 1<span class="elsevierStyleHsp" style=""></span>mm a 80 mseg del punto J en 1 o m&#225;s derivaciones&#46; Para el an&#225;lisis de la isquemia electrocardiogr&#225;fica se excluyeron 2&#46;354 pacientes por tener un ECG basal no interpretable&#46; Un test subm&#225;ximo se defini&#243; como la incapacidad para alcanzar el 85&#37; de la FC m&#225;xima te&#243;rica&#46;</p></span><span id="sec0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0090">Ecocardiograf&#237;a de ejercicio</span><p id="par0045" class="elsevierStylePara elsevierViewall">Se realiz&#243; un ecocardiograma bidimensional en las proyecciones apicales y paraesternales est&#225;ndar&#44; tanto en situaci&#243;n basal como en pico de ejercicio&#44; e inmediatamente despu&#233;s del mismo<a class="elsevierStyleCrossRef" href="#bib0130"><span class="elsevierStyleSup">10</span></a>&#46; El an&#225;lisis ecocardiogr&#225;fico se llev&#243; a cabo utilizando una pantalla digital en formato &#171;quad&#187;&#46; Se evalu&#243; la motilidad segmentaria siguiendo el modelo de 16 segmentos del ventr&#237;culo izquierdo&#46; Cada segmento se valor&#243; seg&#250;n una escala de 4 puntos con los siguientes valores&#58; motilidad normal<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>1&#44; hipocinesia<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>2&#44; acinesia<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>3&#44; discinesia<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>4&#46; Se calcul&#243; el &#237;ndice de motilidad segmentaria &#40;IMS&#41; en reposo y en ejercicio como la suma de las puntuaciones dividida por el n&#250;mero total de segmentos&#46; Asimismo&#44; se calcul&#243; la diferencia entre el IMS en ejercicio y en reposo &#40;&#916;IMS&#41;&#46; La isquemia ecocardiogr&#225;fica durante el ejercicio se defini&#243; como la presencia de anomal&#237;as de la contractilidad segmentaria de nueva aparici&#243;n&#44; o el empeoramiento de las previamente existentes en reposo&#44; excepto el paso de acinesia a discinesia<a class="elsevierStyleCrossRef" href="#bib0135"><span class="elsevierStyleSup">11</span></a> y la hipocinesia aislada del segmento inferobasal<a class="elsevierStyleCrossRefs" href="#bib0140"><span class="elsevierStyleSup">12&#44;13</span></a>&#46;</p></span><span id="sec0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0095">An&#225;lisis estad&#237;stico</span><p id="par0050" class="elsevierStylePara elsevierViewall">Las variables categ&#243;ricas se expresaron como porcentajes y la comparaci&#243;n entre grupos se realiz&#243; con el test de chi-cuadrado&#46; Las variables continuas se indicaron como media<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>desviaci&#243;n est&#225;ndar y las diferencias entre grupos fueron contrastadas mediante el test de la t de Student o el de Mann-Whitney&#44; en funci&#243;n de la distribuci&#243;n de la variable&#46;</p><p id="par0055" class="elsevierStylePara elsevierViewall">Se emple&#243; la regresi&#243;n log&#237;stica para determinar los predictores de RHEE y su efecto sobre la aparici&#243;n de dolor tor&#225;cico anginoso e isquemia electrocardiogr&#225;fica y ecocardiogr&#225;fica&#46; La discriminaci&#243;n y calibraci&#243;n de los modelos se realiz&#243; mediante curvas ROC y el test de Hosmer-Lemeshow&#44; respectivamente&#46; Se usaron los residuales de Martingale para examinar la forma funcional de las covariables continuas&#46; Se estimaron las odds ratios &#40;OR&#41; y sus correspondientes intervalos de confianza &#40;IC&#41; del 95&#37;&#46; Las covariables incluidas en los modelos multivariantes se seleccionaron en funci&#243;n de su relevancia cl&#237;nica te&#243;rica&#44; independientemente de su significaci&#243;n estad&#237;stica en el an&#225;lisis univariado&#44; y fueron las siguientes&#58; sexo&#44; edad&#44; diabetes&#44; h&#225;bito tab&#225;quico&#44; HTA&#44; hipercolesterolemia&#44; uso de inhibidores de la enzima convertidora de la angiotensina&#44; de antagonistas de los receptores de la angiotensina <span class="elsevierStyleSmallCaps">II</span>&#44; de diur&#233;ticos&#44; de nitratos&#44; de antagonistas del calcio&#44; antecedentes familiares de enfermedad coronaria&#44; historia personal de enfermedad coronaria&#44; tipo de dolor tor&#225;cico&#44; fibrilaci&#243;n auricular&#44; fracci&#243;n de eyecci&#243;n del ventr&#237;culo izquierdo basal&#44; PA basal&#44; FC en pico de ejercicio y capacidad funcional &#40;METS&#41;&#46; El an&#225;lisis estad&#237;stico se realiz&#243; mediante el paquete SPSS versi&#243;n 20&#46;0 &#40;SPSS&#44; Chicago&#44; Illinois&#44; EE&#46; UU&#46;&#41;&#46;</p></span></span><span id="sec0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0100">Resultados</span><p id="par0060" class="elsevierStylePara elsevierViewall">Se evaluaron 10&#46;047 pacientes&#44; con una edad media de 62<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>12 a&#241;os y el 60&#44;8&#37; varones&#46; Un total de 402 pacientes &#40;4&#37;&#41; desarrollaron una RHEE &#40;<a class="elsevierStyleCrossRef" href="#tbl0025">tabla 1</a>&#41;&#46; No se observaron diferencias significativas&#44; en cuanto a edad y sexo&#44; entre aquellos con y sin RHEE&#46; Los pacientes con RHEE presentaban una prevalencia mayor de diabetes y HTA&#44; y una frecuencia menor de historia personal de enfermedad coronaria&#46; No hubo diferencias significativas respecto al consumo de medicaci&#243;n antihipertensiva&#46;</p><elsevierMultimedia ident="tbl0025"></elsevierMultimedia><p id="par0065" class="elsevierStylePara elsevierViewall">Los pacientes que desarrollaron RHEE presentaron una PA sist&#243;lica basal y una fracci&#243;n de eyecci&#243;n del ventr&#237;culo izquierdo&#44; basal y en pico de ejercicio&#44; m&#225;s elevadas&#44; mientras que su capacidad funcional fue inferior&#46; La probabilidad de alteraciones de la motilidad segmentaria en reposo y de isquemia ecocardiogr&#225;fica y angina durante el ejercicio fue menor en los pacientes con RHEE&#46; No hubo diferencias significativas en relaci&#243;n con la FC basal o la probabilidad de test subm&#225;ximo&#46;</p><p id="par0070" class="elsevierStylePara elsevierViewall">La prevalencia de angina durante el ejercicio fue significativamente superior en los pacientes sin RHEE &#40;13&#44;8&#37;&#41; que en aquellos con RHEE &#40;8&#44;2&#37;&#41; &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41;&#46; Asimismo&#44; desarrollaron isquemia ecocardiogr&#225;fica el 27&#44;5 y 22&#44;6&#37; de estos grupos&#44; respectivamente &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;032&#41;&#59; y cambios electrocardiogr&#225;ficos isqu&#233;micos el 19&#44;1 y el 21&#37; &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;33&#41; &#40;<a class="elsevierStyleCrossRef" href="#tbl0030">tabla 2</a>&#41;&#46; Los factores predictores de RHEE en el an&#225;lisis de regresi&#243;n log&#237;stica se muestran en la <a class="elsevierStyleCrossRef" href="#tbl0015">tabla 3</a>&#46;</p><elsevierMultimedia ident="tbl0030"></elsevierMultimedia><elsevierMultimedia ident="tbl0015"></elsevierMultimedia><p id="par0075" class="elsevierStylePara elsevierViewall">En el an&#225;lisis multivariado se mantuvo una relaci&#243;n inversa y significativa entre la RHEE y la aparici&#243;n tanto de dolor tor&#225;cico anginoso como de isquemia ecocardiogr&#225;fica&#46; En cambio&#44; no hubo asociaci&#243;n entre la RHEE y la presencia de cambios electrocardiogr&#225;ficos isqu&#233;micos &#40;<a class="elsevierStyleCrossRef" href="#tbl0020">tabla 4</a>&#41;&#46;</p><elsevierMultimedia ident="tbl0020"></elsevierMultimedia></span><span id="sec0045" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0105">Discusi&#243;n</span><p id="par0080" class="elsevierStylePara elsevierViewall">En el presente estudio la aparici&#243;n de una RHEE se asoci&#243; a una menor probabilidad de aparici&#243;n de dolor tor&#225;cico inducido por el ejercicio y de isquemia ecocardiogr&#225;fica&#46; Sin embargo&#44; no se observ&#243; relaci&#243;n significativa entre la RHEE y las alteraciones electrocardiogr&#225;ficas propias de la isquemia&#46;</p><p id="par0085" class="elsevierStylePara elsevierViewall">La HTA inducida por el ejercicio es&#44; con frecuencia&#44; referida como causa de &#171;falsos positivos&#187; en los test de esfuerzo&#46; En este sentido&#44; se ha descrito una relaci&#243;n entre la RHEE y la aparici&#243;n de depresi&#243;n del segmento ST&#44; que ha sido atribuida a un aumento del consumo de ox&#237;geno mioc&#225;rdico<a class="elsevierStyleCrossRef" href="#bib0085"><span class="elsevierStyleSup">1</span></a>&#46; De hecho&#44; individuos j&#243;venes y sanos pueden desarrollar depresi&#243;n del segmento ST y alteraciones de la contracci&#243;n ventricular durante un ejercicio f&#237;sico repentino y vigoroso<a class="elsevierStyleCrossRef" href="#bib0150"><span class="elsevierStyleSup">14</span></a>&#46; Por otro lado&#44; es posible que la RHEE promueva el desarrollo de hipertrofia ventricular&#44; con la consiguiente disminuci&#243;n de la reserva coronaria<a class="elsevierStyleCrossRef" href="#bib0155"><span class="elsevierStyleSup">15</span></a>&#46;</p><p id="par0090" class="elsevierStylePara elsevierViewall">Sin embargo&#44; al igual que en este estudio&#44; otros trabajos tampoco han observado una relaci&#243;n entre la RHEE y cambios en el segmento ST<a class="elsevierStyleCrossRefs" href="#bib0090"><span class="elsevierStyleSup">2&#44;3</span></a>&#46; En estos estudios&#44; se dispon&#237;a adem&#225;s de datos angiogr&#225;ficos que demostraron una menor prevalencia de enfermedad coronaria en los pacientes con RHEE<a class="elsevierStyleCrossRefs" href="#bib0090"><span class="elsevierStyleSup">2&#44;3</span></a>&#46; Por otra parte&#44; Kane et al&#46;<a class="elsevierStyleCrossRef" href="#bib0090"><span class="elsevierStyleSup">2</span></a> no observaron una relaci&#243;n significativa entre la RHEE y la presencia de defectos de perfusi&#243;n mioc&#225;rdica&#46; Sin embargo&#44; Smelley et al&#46;<a class="elsevierStyleCrossRef" href="#bib0160"><span class="elsevierStyleSup">16</span></a> concluyeron que la RHEE se asociaba con una alta prevalencia de dilataci&#243;n isqu&#233;mica transitoria en las im&#225;genes de SPECT de perfusi&#243;n mioc&#225;rdica en pacientes sin ning&#250;n otro defecto de perfusi&#243;n&#44; y relacionaron este resultado con una posible isquemia subendoc&#225;rdica global inducida por la RHEE&#46; Igualmente&#44; Ha et al&#46;<a class="elsevierStyleCrossRef" href="#bib0100"><span class="elsevierStyleSup">4</span></a> describieron que un aumento excesivo de la PA durante el ejercicio se asociaba a la aparici&#243;n o empeoramiento de las anomal&#237;as de la contractilidad&#44; que pueden observarse en ausencia de estenosis coronaria significativa verificada angiogr&#225;ficamente&#46; Sin embargo&#44; Jurrens et al&#46;<a class="elsevierStyleCrossRef" href="#bib0105"><span class="elsevierStyleSup">5</span></a> comprobaron que la RHEE no se relacionaba con falsos positivos en la ecocardiograf&#237;a de ejercicio&#44; ya que la mayor&#237;a de los pacientes con RHEE y ecocardiograf&#237;a positiva presentaban realmente estenosis coronarias significativas&#46;</p><p id="par0095" class="elsevierStylePara elsevierViewall">Este trabajo presenta las limitaciones inherentes a los estudios observacionales retrospectivos y cuya muestra procede de un &#250;nico centro&#46; Estos resultados solo son aplicables a pacientes sometidos a pruebas de esfuerzo en cinta rodante por indicaci&#243;n cl&#237;nica&#44; de manera que no pueden ser extrapolados a otros subgrupos de sujetos&#44; como los que est&#225;n asintom&#225;ticos&#46; A pesar de la exclusi&#243;n de pacientes tratados con betabloqueantes en las 48<span class="elsevierStyleHsp" style=""></span>h previas al test&#44; no se puede descartar un efecto residual de estos f&#225;rmacos&#46; Por &#250;ltimo&#44; no analizamos los hallazgos de las coronariograf&#237;as en los pacientes en los que se consideraron necesarias&#59; dicho an&#225;lisis hubiese adolecido de un importante sesgo de selecci&#243;n&#46;</p><p id="par0100" class="elsevierStylePara elsevierViewall">En conclusi&#243;n&#44; el incremento exagerado de la PA sist&#243;lica durante el ejercicio podr&#237;a ser un marcador de exclusi&#243;n de isquemia coronaria&#46; En este estudio&#44; la RHEE se asoci&#243; negativamente&#44; y de forma independiente&#44; con la aparici&#243;n de dolor tor&#225;cico e isquemia ecocardiogr&#225;fica en pacientes con enfermedad coronaria conocida o sospechada&#46; Son necesarios estudios prospectivos&#44; basados en t&#233;cnicas anat&#243;micas&#44; para clarificar la asociaci&#243;n entre RHEE y enfermedad coronaria significativa&#46;</p></span><span id="sec0050" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0110">Conflicto de intereses</span><p id="par0105" class="elsevierStylePara elsevierViewall">Los autores declaran no tener ning&#250;n conflicto de intereses&#46;</p></span></span>"
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        "resumen" => "<span id="abst0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0010">Objetivos</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">La asociaci&#243;n entre una respuesta hipertensiva exagerada al ejercicio &#40;RHEE&#41; y la probabilidad de isquemia en las pruebas de esfuerzo es controvertida&#46; Nuestro prop&#243;sito fue determinar la posible asociaci&#243;n entre una RHEE y el desarrollo de dolor tor&#225;cico y de isquemia electrocardiogr&#225;fica o ecocardiogr&#225;fica con el ejercicio&#46;</p></span> <span id="abst0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0015">Pacientes y m&#233;todos</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Estudio retrospectivo y observacional de 10&#46;047 pacientes con enfermedad coronaria conocida o sospechada referidos para una ecocardiograf&#237;a de ejercicio&#46; Un an&#225;lisis de regresi&#243;n log&#237;stica evalu&#243; el efecto del desarrollo de una RHEE &#40;definida como una presi&#243;n arterial sist&#243;lica m&#225;xima con el ejercicio &#8805; 220<span class="elsevierStyleHsp" style=""></span>mmHg&#41; y la aparici&#243;n de dolor tor&#225;cico y de cambios electrocardiogr&#225;ficos y ecocardiogr&#225;ficos sugestivos de isquemia&#46;</p></span> <span id="abst0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0020">Resultados</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Un total de 402 pacientes desarrollaron una RHEE&#46; Los porcentajes de dolor tor&#225;cico anginoso&#44; isquemia electrocardiogr&#225;fica y ecocardiogr&#225;fica entre los pacientes con RHEE fueron del 8&#44;2&#44; 16&#44;2 y 22&#44;6&#37;&#44; frente al 13&#44;8&#44; 14&#44;7 y 27&#44;5&#37;&#44; respectivamente&#44; en pacientes sin RHEE &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;4&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;032&#41;&#46; Tras un ajuste multivariado&#44; la RHEE se asoci&#243; con una menor probabilidad de aparici&#243;n de dolor tor&#225;cico anginoso inducido por el esfuerzo &#40;OR 0&#44;44&#59; IC 95&#37; 0&#44;30-0&#44;65&#59; p<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41; y de isquemia ecocardiogr&#225;fica &#40;OR 0&#44;63&#59; IC 95&#37; 0&#44;48-0&#44;83&#59; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41;&#44; pero no con el desarrollo de isquemia electrocardiogr&#225;fica&#46;</p></span> <span id="abst0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0025">Conclusiones</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">La RHEE se asocia con una menor prevalencia de dolor tor&#225;cico anginoso e isquemia ecocardiogr&#225;fica en pacientes con enfermedad coronaria conocida o sospechada&#46;</p></span>"
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            "identificador" => "abst0015"
            "titulo" => "Resultados"
          ]
          3 => array:2 [
            "identificador" => "abst0020"
            "titulo" => "Conclusiones"
          ]
        ]
      ]
      "en" => array:3 [
        "titulo" => "Abstract"
        "resumen" => "<span id="abst0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0035">Objectives</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">The association between an exaggerated hypertensive response to exercise &#40;EHRE&#41; and the probability of ischaemia in stress tests is controversial&#46; Our purpose was to determine the possible association between an EHRE and the development of chest pain and electrocardiographic or echocardiographic ischaemia with exercise&#46;</p></span> <span id="abst0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0040">Patients and methods</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">A retrospective observational study was conducted of 10&#44;047 patients with known or suspected coronary artery disease referred for exercise echocardiography&#46; A logistic regression analysis assessed the effect of developing an EHRE &#40;defined as a maximum systolic blood pressure with exercise &#8805;220<span class="elsevierStyleHsp" style=""></span>mmHg&#41; and the onset of chest pain and electrocardiographic and echocardiographic changes suggestive of ischaemia&#46;</p></span> <span id="abst0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0045">Results</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">A total of 402 patients developed an EHRE&#46; The rates of angina&#44; electrocardiographic ischaemia and echocardiographic ischaemia among the patients with an EHRE were 8&#46;2&#44; 16&#46;2 and 22&#46;6&#37; versus 13&#46;8&#44; 14&#46;7 and 27&#46;5&#37;&#44; respectively&#44; for patients without an EHRE &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;001&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;4&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;032&#41;&#46; After a multivariate fit&#44; EHRE was associated with a lower probability of exercise-induced angina &#40;OR&#44; 0&#46;44&#59; 95&#37; CI 0&#46;30-0&#46;65&#59; p<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41; and echocardiographic ischaemia &#40;OR&#44; 0&#46;63&#59; 95&#37; CI 0&#46;48-0&#46;83&#59; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41; but not with the onset of electrocardiographic ischaemia&#46;</p></span> <span id="abst0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0050">Conclusions</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">EHRE is associated with a lower prevalence of angina and echocardiographic ischaemia in patients with known or suspected coronary artery disease&#46;</p></span>"
        "secciones" => array:4 [
          0 => array:2 [
            "identificador" => "abst0025"
            "titulo" => "Objectives"
          ]
          1 => array:2 [
            "identificador" => "abst0030"
            "titulo" => "Patients and methods"
          ]
          2 => array:2 [
            "identificador" => "abst0035"
            "titulo" => "Results"
          ]
          3 => array:2 [
            "identificador" => "abst0040"
            "titulo" => "Conclusions"
          ]
        ]
      ]
    ]
    "multimedia" => array:4 [
      0 => array:8 [
        "identificador" => "tbl0025"
        "etiqueta" => "Tabla 1"
        "tipo" => "MULTIMEDIATABLA"
        "mostrarFloat" => true
        "mostrarDisplay" => false
        "detalles" => array:1 [
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            "identificador" => "at1"
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        "tabla" => array:2 [
          "leyenda" => "<p id="spar0105" class="elsevierStyleSimplePara elsevierViewall">ARA-II&#58; antagonistas de los receptores de la angiotensina II&#59; ECG&#58; electrocardiograma&#59; EE&#58; ecocardiograf&#237;a de ejercicio&#59; IECAs&#58; inhibidores de la enzima conversora de la angiotensina&#59; IM&#58; infarto de miocardio&#59; RHEE&#58; respuesta hipertensiva exagerada con el ejercicio&#46;</p>"
          "tablatextoimagen" => array:1 [
            0 => array:2 [
              "tabla" => array:1 [
                0 => """
                  <table border="0" frame="\n
                  \t\t\t\t\tvoid\n
                  \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head  " align="" valign="top" scope="col" style="border-bottom: 2px solid black">&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">No RHEE</span><br><span class="elsevierStyleItalic">&#40;n</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">&#61;</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">9645&#41;</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">RHEE</span><br><span class="elsevierStyleItalic">&#40;n</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">&#61;</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">402&#41;</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">p</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Varones&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">5861 &#40;60&#44;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">244 &#40;60&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;977&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Edad&#44; a&#241;os&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">62&#44;0<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>12&#44;1&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">61&#44;7<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>10&#44;3&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;570&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Fumadores&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2408 &#40;25&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">96 &#40;23&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;622&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Diabetes&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1722 &#40;17&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">88 &#40;21&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;039&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Hipertensi&#243;n&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">4935 &#40;51&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">291 &#40;72&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Hipercolesterolemia&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">4560 &#40;47&#44;3&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">199 &#40;49&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;382&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Historia familiar de enfermedad coronaria&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1237 &#40;12&#44;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">68 &#40;16&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;017&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Historia de enfermedad coronaria&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2447 &#40;25&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">72 &#40;17&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">IM previo&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1846 &#40;19&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">54 &#40;13&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;004&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">IM<span class="elsevierStyleHsp" style=""></span>&#8804;30 d&#237;as antes de la EE&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">829 &#40;8&#44;6&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">21 &#40;5&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;017&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">IM<span class="elsevierStyleHsp" style=""></span>&#62;30 d&#237;as antes de la EE&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1063 &#40;11&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">33 &#40;8&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;076&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Revascularizaci&#243;n coronaria&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1486 &#40;15&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">48 &#40;11&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;058&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Revascularizaci&#243;n percut&#225;nea&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1014 &#40;10&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">32 &#40;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;101&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Revascularizaci&#243;n quir&#250;rgica&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">770 &#40;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">25 &#40;6&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;199&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Angina t&#237;pica&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">758 &#40;7&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">20 &#40;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;034&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Angina at&#237;pica&#47;probable&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">4049 &#40;42&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">202 &#40;50&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Dolor tor&#225;cico no anginoso&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2229 &#40;23&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">73 &#40;18&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;021&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Disnea&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">583 &#40;6&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">16 &#40;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;087&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">ECG basal no interpretable&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2256 &#40;23&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">98 &#40;24&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;647&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Bloqueo de la rama izquierda&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">643 &#40;6&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">26 &#40;6&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;875&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Fibrilaci&#243;n auricular&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">448 &#40;4&#44;6&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">5 &#40;1&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">IECAs&#47;ARA-II&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">3235 &#40;33&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">146 &#40;36&#44;3&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;248&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Nitratos&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2132 &#40;22&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">75 &#40;18&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;102&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Antagonistas del calcio&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">861 &#40;8&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">39 &#40;9&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;594&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Diur&#233;ticos&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">630 &#40;6&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">31 &#40;7&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;350&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr></tbody></table>
                  """
              ]
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          "es" => "<p id="spar0100" class="elsevierStyleSimplePara elsevierViewall">Caracter&#237;sticas basales de los pacientes de acuerdo al desarrollo de RHEE</p>"
        ]
      ]
      1 => array:8 [
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          "leyenda" => "<p id="spar0115" class="elsevierStyleSimplePara elsevierViewall">DP&#58; doble producto&#59; ECG&#58; electrocardiograma&#59; FC&#58; frecuencia card&#237;aca&#59; METs&#58; equivalentes metab&#243;licos&#59; FEVI&#58; fracci&#243;n de eyecci&#243;n del ventr&#237;culo izquierdo&#59; IMS&#58; &#237;ndice de motilidad segmentaria&#59; MET&#58; equivalente metab&#243;lico&#59; PA&#58; presi&#243;n arterial&#59; RHEE&#58; respuesta hipertensiva exagerada con el ejercicio&#46;</p>"
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                0 => """
                  <table border="0" frame="\n
                  \t\t\t\t\tvoid\n
                  \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head  " align="" valign="top" scope="col" style="border-bottom: 2px solid black">&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">No RHEE</span><br><span class="elsevierStyleItalic">&#40;n</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">&#61;</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">9645&#41;</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">RHEE</span><br><span class="elsevierStyleItalic">&#40;n</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">&#61;</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">402&#41;</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">p</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">PA sist&#243;lica reposo&#44; mm Hg&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">132<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>18&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">161<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>23&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">PA sist&#243;lica pico&#44; mm Hg&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">168<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>25&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">243<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>56&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">FC reposo&#44; lpm&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">79<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>14&#44;8&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">80<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>14&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;193&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">FC pico&#44; lpm&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">149<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>21&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">148<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>18&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;170&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">DP reposo&#44; x10<span class="elsevierStyleSup">3</span> mm Hg lpm&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">10&#44;4<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>2&#44;5&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">12&#44;9<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>3&#44;1&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">DP pico&#44; x10<span class="elsevierStyleSup">3</span> mm Hg lpm&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">25&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>5&#44;3&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">34&#44;7<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>7&#44;7&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">&#37; de FC m&#225;xima te&#243;rica&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">94&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>11&#44;5&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">93&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>10&#44;3&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;079&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Test subm&#225;ximo&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1747 &#40;18&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">84 &#40;20&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;157&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Angina durante el test&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1335 &#40;13&#44;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">33 &#40;8&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Cambios isqu&#233;micos en ECG&#44; n &#40;&#37;&#41;<a class="elsevierStyleCrossRef" href="#tblfn0005"><span class="elsevierStyleSup">&#42;</span></a>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1413 &#40;19&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">65 &#40;21&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;327&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Capacidad funcional&#44; METs&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">9&#44;5<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>3&#44;2&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">8&#44;3<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>2&#44;5&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">FEVI reposo&#44; &#37;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">58&#44;3<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>8&#44;2&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">60&#44;3<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>6&#44;7&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">FEVI pico&#44; &#37;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">63&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>12&#44;3&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">65&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>10&#44;5&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Alteraciones en la motilidad segmentaria en reposo&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
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                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">57 &#40;14&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Isquemia ecocardiogr&#225;fica&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2653 &#40;27&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">91 &#40;22&#44;6&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;032&nbsp;\t\t\t\t\t\t\n
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                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
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                  \t\t\t\t</td></tr></tbody></table>
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              "nota" => "<p class="elsevierStyleNotepara" id="npar0005">Para el an&#225;lisis de los cambios isqu&#233;micos en ECG se consideraron exclusivamente los pacientes con ECG basal interpretable &#40;n&#61; 7693&#41;&#46;</p>"
            ]
          ]
        ]
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          "es" => "<p id="spar0110" class="elsevierStyleSimplePara elsevierViewall">Resultados de la ecocardiograf&#237;a de ejercicio de acuerdo a la aparici&#243;n de RHEE</p>"
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          "leyenda" => "<p id="spar0080" class="elsevierStyleSimplePara elsevierViewall">FEVI&#58; fracci&#243;n de eyecci&#243;n del ventr&#237;culo izquierdo&#59; IC&#58; intervalo de confianza&#59; OR&#58; <span class="elsevierStyleItalic">odd ratio</span>&#59; PA&#58; presi&#243;n arterial&#46;</p>"
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                  <table border="0" frame="\n
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                  \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head  " align="" valign="top" scope="col" style="border-bottom: 2px solid black">&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black">OR &#40;IC al 95&#37;&#41;&nbsp;\t\t\t\t\t\t\n
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ORIGINAL
Respuesta hipertensiva exagerada al ejercicio e isquemia miocárdica en pacientes con enfermedad coronaria conocida o sospechada
Exaggerated hypertensive response to exercise and myocardial ischaemia in patients with known or suspected coronary artery disease
C. Bouzas-Mosqueraa,
Autor para correspondencia
, A. Bouzas-Mosquerab, J. Peteirob
a Facultad de Ciencias Biomédicas y de la Salud, Universidad Europea, Madrid, España
b Unidad de Imagen y Función Cardíacas, Servicio de Cardiología, Hospital Universitario A Coruña, A Coruña, España
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    "textoCompleto" => "<span class="elsevierStyleSections"><span id="sec0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0065">Introducci&#243;n</span><p id="par0005" class="elsevierStylePara elsevierViewall">La ecocardiograf&#237;a de ejercicio es una prueba reconocida para la evaluaci&#243;n funcional de la enfermedad coronaria&#46; Esta t&#233;cnica permite la valoraci&#243;n de diferentes elementos de la cascada isqu&#233;mica&#44; como angina de pecho&#44; cambios electrocardiogr&#225;ficos y alteraciones de la contractilidad segmentaria de la pared del ventr&#237;culo izquierdo&#46;</p><p id="par0010" class="elsevierStylePara elsevierViewall">Existe escasa informaci&#243;n sobre la posible asociaci&#243;n entre la respuesta hipertensiva exagerada al ejercicio &#40;RHEE&#41; y la aparici&#243;n de isquemia mioc&#225;rdica&#46; Se ha especulado que la elevaci&#243;n intensa de la presi&#243;n arterial &#40;PA&#41; durante el ejercicio y el consiguiente aumento del consumo de ox&#237;geno mioc&#225;rdico podr&#237;a desencadenar isquemia subendoc&#225;rdica&#44; a&#250;n en ausencia de estenosis coronaria significativa<a class="elsevierStyleCrossRef" href="#bib0085"><span class="elsevierStyleSup">1</span></a>&#46; Sin embargo&#44; esta posible asociaci&#243;n es controvertida y no ha sido investigada mediante ecocardiograf&#237;a en cinta rodante y en pico de ejercicio<a class="elsevierStyleCrossRefs" href="#bib0085"><span class="elsevierStyleSup">1&#8211;5</span></a>&#46;</p><p id="par0015" class="elsevierStylePara elsevierViewall">El prop&#243;sito de este estudio fue analizar&#44; en pacientes con enfermedad coronaria conocida o sospechada sometidos a ecocardiograf&#237;a en cinta rodante&#44; la asociaci&#243;n entre la RHEE y la aparici&#243;n de dolor tor&#225;cico anginoso&#44; cambios electrocardiogr&#225;ficos isqu&#233;micos y alteraciones de la contractilidad segmentaria&#46;</p></span><span id="sec0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0070">Material y m&#233;todos</span><span id="sec0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0075">Pacientes</span><p id="par0020" class="elsevierStylePara elsevierViewall">Se trata de un estudio observacional y retrospectivo sobre una base de datos que comprende a 12&#46;215 pacientes pertenecientes al &#225;rea sanitaria de referencia de un hospital terciario&#44; que fueron sometidos a ecocardiograf&#237;a de esfuerzo entre el 1 de marzo de 1995 y el 28 de junio de 2013&#46; Fueron excluidos del estudio 1&#46;218 casos por toma de betabloqueantes en las 48 h previas al test<a class="elsevierStyleCrossRef" href="#bib0110"><span class="elsevierStyleSup">6</span></a> y otros 950 en los que la PA no aument&#243; con el ejercicio por encima de su valor basal<a class="elsevierStyleCrossRefs" href="#bib0115"><span class="elsevierStyleSup">7&#44;8</span></a>&#46;</p></span><span id="sec0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0080">Variables cl&#237;nicas</span><p id="par0025" class="elsevierStylePara elsevierViewall">La existencia de diabetes mellitus&#44; hipertensi&#243;n arterial &#40;HTA&#41; e hipercolesterolemia se bas&#243; en los antecedentes personales y la toma de medicaci&#243;n espec&#237;fica&#46; La historia previa de cardiopat&#237;a isqu&#233;mica se defini&#243; como el antecedente de infarto de miocardio&#44; revascularizaci&#243;n coronaria o documentaci&#243;n angiogr&#225;fica de estenosis coronaria significativa&#46; Se establecieron los siguientes grupos de dolor tor&#225;cico&#58; angina t&#237;pica&#44; angina probable o at&#237;pica y dolor tor&#225;cico de origen no isqu&#233;mico&#44; de acuerdo a la escala de Diamond<a class="elsevierStyleCrossRef" href="#bib0125"><span class="elsevierStyleSup">9</span></a>&#46;</p><p id="par0030" class="elsevierStylePara elsevierViewall">Con respecto a los datos electrocardiogr&#225;ficos basales&#44; se recogi&#243; el ritmo y aquellos hallazgos que pudiesen dificultar la interpretaci&#243;n de la prueba &#40;bloqueo de rama izquierda&#44; ritmo de marcapasos&#44; hipertrofia ventricular izquierda con patr&#243;n de sobrecarga&#44; impregnaci&#243;n digit&#225;lica&#44; s&#237;ndrome de preexcitaci&#243;n u otras alteraciones de la repolarizaci&#243;n&#41;&#46;</p></span><span id="sec0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0085">Prueba de esfuerzo</span><p id="par0035" class="elsevierStylePara elsevierViewall">Todos los pacientes fueron sometidos a ecocardiograf&#237;a de ejercicio sobre tapiz rodante&#46; Se obtuvieron datos de frecuencia card&#237;aca &#40;FC&#41;&#44; PA &#40;por el m&#233;todo auscultatorio&#41; y electrocardiograma &#40;ECG&#41; de 12 derivaciones&#44; basalmente y en cada estadio del protocolo de ejercicio&#44; tal y como se lleva a cabo en una ergometr&#237;a convencional&#46;</p><p id="par0040" class="elsevierStylePara elsevierViewall">Los pacientes fueron animados a realizar un protocolo de ejercicio en cinta rodante hasta alcanzar uno de los siguientes objetivos&#58; agotamiento f&#237;sico&#44; angina intensa&#44; arritmia grave con compromiso hemodin&#225;mico&#44; HTA intensa &#40;PA sist&#243;lica<span class="elsevierStyleHsp" style=""></span>&#62;<span class="elsevierStyleHsp" style=""></span>240<span class="elsevierStyleHsp" style=""></span>mmHg o PA di&#225;st&#243;lica<span class="elsevierStyleHsp" style=""></span>&#62;<span class="elsevierStyleHsp" style=""></span>110<span class="elsevierStyleHsp" style=""></span>mmHg&#41; o una respuesta hipotensiva con el ejercicio &#40;descenso de la PA sist&#243;lica<span class="elsevierStyleHsp" style=""></span>&#62;<span class="elsevierStyleHsp" style=""></span>20<span class="elsevierStyleHsp" style=""></span>mmHg sobre el valor basal&#41;&#46; La RHEE se defini&#243;&#44; en t&#233;rminos absolutos&#44; como una respuesta de la PA sist&#243;lica &#8805;220<span class="elsevierStyleHsp" style=""></span>mmHg en pico de ejercicio&#59; y la isquemia electrocardiogr&#225;fica como la aparici&#243;n&#44; durante el test&#44; de un ascenso o descenso del segmento ST horizontal o descendente &#8805; 1<span class="elsevierStyleHsp" style=""></span>mm a 80 mseg del punto J en 1 o m&#225;s derivaciones&#46; Para el an&#225;lisis de la isquemia electrocardiogr&#225;fica se excluyeron 2&#46;354 pacientes por tener un ECG basal no interpretable&#46; Un test subm&#225;ximo se defini&#243; como la incapacidad para alcanzar el 85&#37; de la FC m&#225;xima te&#243;rica&#46;</p></span><span id="sec0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0090">Ecocardiograf&#237;a de ejercicio</span><p id="par0045" class="elsevierStylePara elsevierViewall">Se realiz&#243; un ecocardiograma bidimensional en las proyecciones apicales y paraesternales est&#225;ndar&#44; tanto en situaci&#243;n basal como en pico de ejercicio&#44; e inmediatamente despu&#233;s del mismo<a class="elsevierStyleCrossRef" href="#bib0130"><span class="elsevierStyleSup">10</span></a>&#46; El an&#225;lisis ecocardiogr&#225;fico se llev&#243; a cabo utilizando una pantalla digital en formato &#171;quad&#187;&#46; Se evalu&#243; la motilidad segmentaria siguiendo el modelo de 16 segmentos del ventr&#237;culo izquierdo&#46; Cada segmento se valor&#243; seg&#250;n una escala de 4 puntos con los siguientes valores&#58; motilidad normal<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>1&#44; hipocinesia<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>2&#44; acinesia<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>3&#44; discinesia<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>4&#46; Se calcul&#243; el &#237;ndice de motilidad segmentaria &#40;IMS&#41; en reposo y en ejercicio como la suma de las puntuaciones dividida por el n&#250;mero total de segmentos&#46; Asimismo&#44; se calcul&#243; la diferencia entre el IMS en ejercicio y en reposo &#40;&#916;IMS&#41;&#46; La isquemia ecocardiogr&#225;fica durante el ejercicio se defini&#243; como la presencia de anomal&#237;as de la contractilidad segmentaria de nueva aparici&#243;n&#44; o el empeoramiento de las previamente existentes en reposo&#44; excepto el paso de acinesia a discinesia<a class="elsevierStyleCrossRef" href="#bib0135"><span class="elsevierStyleSup">11</span></a> y la hipocinesia aislada del segmento inferobasal<a class="elsevierStyleCrossRefs" href="#bib0140"><span class="elsevierStyleSup">12&#44;13</span></a>&#46;</p></span><span id="sec0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0095">An&#225;lisis estad&#237;stico</span><p id="par0050" class="elsevierStylePara elsevierViewall">Las variables categ&#243;ricas se expresaron como porcentajes y la comparaci&#243;n entre grupos se realiz&#243; con el test de chi-cuadrado&#46; Las variables continuas se indicaron como media<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>desviaci&#243;n est&#225;ndar y las diferencias entre grupos fueron contrastadas mediante el test de la t de Student o el de Mann-Whitney&#44; en funci&#243;n de la distribuci&#243;n de la variable&#46;</p><p id="par0055" class="elsevierStylePara elsevierViewall">Se emple&#243; la regresi&#243;n log&#237;stica para determinar los predictores de RHEE y su efecto sobre la aparici&#243;n de dolor tor&#225;cico anginoso e isquemia electrocardiogr&#225;fica y ecocardiogr&#225;fica&#46; La discriminaci&#243;n y calibraci&#243;n de los modelos se realiz&#243; mediante curvas ROC y el test de Hosmer-Lemeshow&#44; respectivamente&#46; Se usaron los residuales de Martingale para examinar la forma funcional de las covariables continuas&#46; Se estimaron las odds ratios &#40;OR&#41; y sus correspondientes intervalos de confianza &#40;IC&#41; del 95&#37;&#46; Las covariables incluidas en los modelos multivariantes se seleccionaron en funci&#243;n de su relevancia cl&#237;nica te&#243;rica&#44; independientemente de su significaci&#243;n estad&#237;stica en el an&#225;lisis univariado&#44; y fueron las siguientes&#58; sexo&#44; edad&#44; diabetes&#44; h&#225;bito tab&#225;quico&#44; HTA&#44; hipercolesterolemia&#44; uso de inhibidores de la enzima convertidora de la angiotensina&#44; de antagonistas de los receptores de la angiotensina <span class="elsevierStyleSmallCaps">II</span>&#44; de diur&#233;ticos&#44; de nitratos&#44; de antagonistas del calcio&#44; antecedentes familiares de enfermedad coronaria&#44; historia personal de enfermedad coronaria&#44; tipo de dolor tor&#225;cico&#44; fibrilaci&#243;n auricular&#44; fracci&#243;n de eyecci&#243;n del ventr&#237;culo izquierdo basal&#44; PA basal&#44; FC en pico de ejercicio y capacidad funcional &#40;METS&#41;&#46; El an&#225;lisis estad&#237;stico se realiz&#243; mediante el paquete SPSS versi&#243;n 20&#46;0 &#40;SPSS&#44; Chicago&#44; Illinois&#44; EE&#46; UU&#46;&#41;&#46;</p></span></span><span id="sec0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0100">Resultados</span><p id="par0060" class="elsevierStylePara elsevierViewall">Se evaluaron 10&#46;047 pacientes&#44; con una edad media de 62<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>12 a&#241;os y el 60&#44;8&#37; varones&#46; Un total de 402 pacientes &#40;4&#37;&#41; desarrollaron una RHEE &#40;<a class="elsevierStyleCrossRef" href="#tbl0025">tabla 1</a>&#41;&#46; No se observaron diferencias significativas&#44; en cuanto a edad y sexo&#44; entre aquellos con y sin RHEE&#46; Los pacientes con RHEE presentaban una prevalencia mayor de diabetes y HTA&#44; y una frecuencia menor de historia personal de enfermedad coronaria&#46; No hubo diferencias significativas respecto al consumo de medicaci&#243;n antihipertensiva&#46;</p><elsevierMultimedia ident="tbl0025"></elsevierMultimedia><p id="par0065" class="elsevierStylePara elsevierViewall">Los pacientes que desarrollaron RHEE presentaron una PA sist&#243;lica basal y una fracci&#243;n de eyecci&#243;n del ventr&#237;culo izquierdo&#44; basal y en pico de ejercicio&#44; m&#225;s elevadas&#44; mientras que su capacidad funcional fue inferior&#46; La probabilidad de alteraciones de la motilidad segmentaria en reposo y de isquemia ecocardiogr&#225;fica y angina durante el ejercicio fue menor en los pacientes con RHEE&#46; No hubo diferencias significativas en relaci&#243;n con la FC basal o la probabilidad de test subm&#225;ximo&#46;</p><p id="par0070" class="elsevierStylePara elsevierViewall">La prevalencia de angina durante el ejercicio fue significativamente superior en los pacientes sin RHEE &#40;13&#44;8&#37;&#41; que en aquellos con RHEE &#40;8&#44;2&#37;&#41; &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41;&#46; Asimismo&#44; desarrollaron isquemia ecocardiogr&#225;fica el 27&#44;5 y 22&#44;6&#37; de estos grupos&#44; respectivamente &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;032&#41;&#59; y cambios electrocardiogr&#225;ficos isqu&#233;micos el 19&#44;1 y el 21&#37; &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;33&#41; &#40;<a class="elsevierStyleCrossRef" href="#tbl0030">tabla 2</a>&#41;&#46; Los factores predictores de RHEE en el an&#225;lisis de regresi&#243;n log&#237;stica se muestran en la <a class="elsevierStyleCrossRef" href="#tbl0015">tabla 3</a>&#46;</p><elsevierMultimedia ident="tbl0030"></elsevierMultimedia><elsevierMultimedia ident="tbl0015"></elsevierMultimedia><p id="par0075" class="elsevierStylePara elsevierViewall">En el an&#225;lisis multivariado se mantuvo una relaci&#243;n inversa y significativa entre la RHEE y la aparici&#243;n tanto de dolor tor&#225;cico anginoso como de isquemia ecocardiogr&#225;fica&#46; En cambio&#44; no hubo asociaci&#243;n entre la RHEE y la presencia de cambios electrocardiogr&#225;ficos isqu&#233;micos &#40;<a class="elsevierStyleCrossRef" href="#tbl0020">tabla 4</a>&#41;&#46;</p><elsevierMultimedia ident="tbl0020"></elsevierMultimedia></span><span id="sec0045" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0105">Discusi&#243;n</span><p id="par0080" class="elsevierStylePara elsevierViewall">En el presente estudio la aparici&#243;n de una RHEE se asoci&#243; a una menor probabilidad de aparici&#243;n de dolor tor&#225;cico inducido por el ejercicio y de isquemia ecocardiogr&#225;fica&#46; Sin embargo&#44; no se observ&#243; relaci&#243;n significativa entre la RHEE y las alteraciones electrocardiogr&#225;ficas propias de la isquemia&#46;</p><p id="par0085" class="elsevierStylePara elsevierViewall">La HTA inducida por el ejercicio es&#44; con frecuencia&#44; referida como causa de &#171;falsos positivos&#187; en los test de esfuerzo&#46; En este sentido&#44; se ha descrito una relaci&#243;n entre la RHEE y la aparici&#243;n de depresi&#243;n del segmento ST&#44; que ha sido atribuida a un aumento del consumo de ox&#237;geno mioc&#225;rdico<a class="elsevierStyleCrossRef" href="#bib0085"><span class="elsevierStyleSup">1</span></a>&#46; De hecho&#44; individuos j&#243;venes y sanos pueden desarrollar depresi&#243;n del segmento ST y alteraciones de la contracci&#243;n ventricular durante un ejercicio f&#237;sico repentino y vigoroso<a class="elsevierStyleCrossRef" href="#bib0150"><span class="elsevierStyleSup">14</span></a>&#46; Por otro lado&#44; es posible que la RHEE promueva el desarrollo de hipertrofia ventricular&#44; con la consiguiente disminuci&#243;n de la reserva coronaria<a class="elsevierStyleCrossRef" href="#bib0155"><span class="elsevierStyleSup">15</span></a>&#46;</p><p id="par0090" class="elsevierStylePara elsevierViewall">Sin embargo&#44; al igual que en este estudio&#44; otros trabajos tampoco han observado una relaci&#243;n entre la RHEE y cambios en el segmento ST<a class="elsevierStyleCrossRefs" href="#bib0090"><span class="elsevierStyleSup">2&#44;3</span></a>&#46; En estos estudios&#44; se dispon&#237;a adem&#225;s de datos angiogr&#225;ficos que demostraron una menor prevalencia de enfermedad coronaria en los pacientes con RHEE<a class="elsevierStyleCrossRefs" href="#bib0090"><span class="elsevierStyleSup">2&#44;3</span></a>&#46; Por otra parte&#44; Kane et al&#46;<a class="elsevierStyleCrossRef" href="#bib0090"><span class="elsevierStyleSup">2</span></a> no observaron una relaci&#243;n significativa entre la RHEE y la presencia de defectos de perfusi&#243;n mioc&#225;rdica&#46; Sin embargo&#44; Smelley et al&#46;<a class="elsevierStyleCrossRef" href="#bib0160"><span class="elsevierStyleSup">16</span></a> concluyeron que la RHEE se asociaba con una alta prevalencia de dilataci&#243;n isqu&#233;mica transitoria en las im&#225;genes de SPECT de perfusi&#243;n mioc&#225;rdica en pacientes sin ning&#250;n otro defecto de perfusi&#243;n&#44; y relacionaron este resultado con una posible isquemia subendoc&#225;rdica global inducida por la RHEE&#46; Igualmente&#44; Ha et al&#46;<a class="elsevierStyleCrossRef" href="#bib0100"><span class="elsevierStyleSup">4</span></a> describieron que un aumento excesivo de la PA durante el ejercicio se asociaba a la aparici&#243;n o empeoramiento de las anomal&#237;as de la contractilidad&#44; que pueden observarse en ausencia de estenosis coronaria significativa verificada angiogr&#225;ficamente&#46; Sin embargo&#44; Jurrens et al&#46;<a class="elsevierStyleCrossRef" href="#bib0105"><span class="elsevierStyleSup">5</span></a> comprobaron que la RHEE no se relacionaba con falsos positivos en la ecocardiograf&#237;a de ejercicio&#44; ya que la mayor&#237;a de los pacientes con RHEE y ecocardiograf&#237;a positiva presentaban realmente estenosis coronarias significativas&#46;</p><p id="par0095" class="elsevierStylePara elsevierViewall">Este trabajo presenta las limitaciones inherentes a los estudios observacionales retrospectivos y cuya muestra procede de un &#250;nico centro&#46; Estos resultados solo son aplicables a pacientes sometidos a pruebas de esfuerzo en cinta rodante por indicaci&#243;n cl&#237;nica&#44; de manera que no pueden ser extrapolados a otros subgrupos de sujetos&#44; como los que est&#225;n asintom&#225;ticos&#46; A pesar de la exclusi&#243;n de pacientes tratados con betabloqueantes en las 48<span class="elsevierStyleHsp" style=""></span>h previas al test&#44; no se puede descartar un efecto residual de estos f&#225;rmacos&#46; Por &#250;ltimo&#44; no analizamos los hallazgos de las coronariograf&#237;as en los pacientes en los que se consideraron necesarias&#59; dicho an&#225;lisis hubiese adolecido de un importante sesgo de selecci&#243;n&#46;</p><p id="par0100" class="elsevierStylePara elsevierViewall">En conclusi&#243;n&#44; el incremento exagerado de la PA sist&#243;lica durante el ejercicio podr&#237;a ser un marcador de exclusi&#243;n de isquemia coronaria&#46; En este estudio&#44; la RHEE se asoci&#243; negativamente&#44; y de forma independiente&#44; con la aparici&#243;n de dolor tor&#225;cico e isquemia ecocardiogr&#225;fica en pacientes con enfermedad coronaria conocida o sospechada&#46; Son necesarios estudios prospectivos&#44; basados en t&#233;cnicas anat&#243;micas&#44; para clarificar la asociaci&#243;n entre RHEE y enfermedad coronaria significativa&#46;</p></span><span id="sec0050" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0110">Conflicto de intereses</span><p id="par0105" class="elsevierStylePara elsevierViewall">Los autores declaran no tener ning&#250;n conflicto de intereses&#46;</p></span></span>"
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              "titulo" => "Patients and methods"
            ]
            2 => array:2 [
              "identificador" => "abst0035"
              "titulo" => "Results"
            ]
            3 => array:2 [
              "identificador" => "abst0040"
              "titulo" => "Conclusions"
            ]
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        ]
        3 => array:2 [
          "identificador" => "xpalclavsec936776"
          "titulo" => "Keywords"
        ]
        4 => array:2 [
          "identificador" => "sec0005"
          "titulo" => "Introducci&#243;n"
        ]
        5 => array:3 [
          "identificador" => "sec0010"
          "titulo" => "Material y m&#233;todos"
          "secciones" => array:5 [
            0 => array:2 [
              "identificador" => "sec0015"
              "titulo" => "Pacientes"
            ]
            1 => array:2 [
              "identificador" => "sec0020"
              "titulo" => "Variables cl&#237;nicas"
            ]
            2 => array:2 [
              "identificador" => "sec0025"
              "titulo" => "Prueba de esfuerzo"
            ]
            3 => array:2 [
              "identificador" => "sec0030"
              "titulo" => "Ecocardiograf&#237;a de ejercicio"
            ]
            4 => array:2 [
              "identificador" => "sec0035"
              "titulo" => "An&#225;lisis estad&#237;stico"
            ]
          ]
        ]
        6 => array:2 [
          "identificador" => "sec0040"
          "titulo" => "Resultados"
        ]
        7 => array:2 [
          "identificador" => "sec0045"
          "titulo" => "Discusi&#243;n"
        ]
        8 => array:2 [
          "identificador" => "sec0050"
          "titulo" => "Conflicto de intereses"
        ]
        9 => array:1 [
          "titulo" => "Bibliograf&#237;a"
        ]
      ]
    ]
    "pdfFichero" => "main.pdf"
    "tienePdf" => true
    "fechaRecibido" => "2017-03-07"
    "fechaAceptado" => "2017-07-11"
    "PalabrasClave" => array:2 [
      "es" => array:1 [
        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Palabras clave"
          "identificador" => "xpalclavsec936775"
          "palabras" => array:4 [
            0 => "Ejercicio"
            1 => "Respuesta hipertensiva"
            2 => "Isquemia"
            3 => "Falsos positivos"
          ]
        ]
      ]
      "en" => array:1 [
        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Keywords"
          "identificador" => "xpalclavsec936776"
          "palabras" => array:4 [
            0 => "Exercise"
            1 => "Hypertensive response"
            2 => "Ischaemia"
            3 => "False positives"
          ]
        ]
      ]
    ]
    "tieneResumen" => true
    "resumen" => array:2 [
      "es" => array:3 [
        "titulo" => "Resumen"
        "resumen" => "<span id="abst0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0010">Objetivos</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">La asociaci&#243;n entre una respuesta hipertensiva exagerada al ejercicio &#40;RHEE&#41; y la probabilidad de isquemia en las pruebas de esfuerzo es controvertida&#46; Nuestro prop&#243;sito fue determinar la posible asociaci&#243;n entre una RHEE y el desarrollo de dolor tor&#225;cico y de isquemia electrocardiogr&#225;fica o ecocardiogr&#225;fica con el ejercicio&#46;</p></span> <span id="abst0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0015">Pacientes y m&#233;todos</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Estudio retrospectivo y observacional de 10&#46;047 pacientes con enfermedad coronaria conocida o sospechada referidos para una ecocardiograf&#237;a de ejercicio&#46; Un an&#225;lisis de regresi&#243;n log&#237;stica evalu&#243; el efecto del desarrollo de una RHEE &#40;definida como una presi&#243;n arterial sist&#243;lica m&#225;xima con el ejercicio &#8805; 220<span class="elsevierStyleHsp" style=""></span>mmHg&#41; y la aparici&#243;n de dolor tor&#225;cico y de cambios electrocardiogr&#225;ficos y ecocardiogr&#225;ficos sugestivos de isquemia&#46;</p></span> <span id="abst0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0020">Resultados</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Un total de 402 pacientes desarrollaron una RHEE&#46; Los porcentajes de dolor tor&#225;cico anginoso&#44; isquemia electrocardiogr&#225;fica y ecocardiogr&#225;fica entre los pacientes con RHEE fueron del 8&#44;2&#44; 16&#44;2 y 22&#44;6&#37;&#44; frente al 13&#44;8&#44; 14&#44;7 y 27&#44;5&#37;&#44; respectivamente&#44; en pacientes sin RHEE &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;4&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;032&#41;&#46; Tras un ajuste multivariado&#44; la RHEE se asoci&#243; con una menor probabilidad de aparici&#243;n de dolor tor&#225;cico anginoso inducido por el esfuerzo &#40;OR 0&#44;44&#59; IC 95&#37; 0&#44;30-0&#44;65&#59; p<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41; y de isquemia ecocardiogr&#225;fica &#40;OR 0&#44;63&#59; IC 95&#37; 0&#44;48-0&#44;83&#59; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41;&#44; pero no con el desarrollo de isquemia electrocardiogr&#225;fica&#46;</p></span> <span id="abst0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0025">Conclusiones</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">La RHEE se asocia con una menor prevalencia de dolor tor&#225;cico anginoso e isquemia ecocardiogr&#225;fica en pacientes con enfermedad coronaria conocida o sospechada&#46;</p></span>"
        "secciones" => array:4 [
          0 => array:2 [
            "identificador" => "abst0005"
            "titulo" => "Objetivos"
          ]
          1 => array:2 [
            "identificador" => "abst0010"
            "titulo" => "Pacientes y m&#233;todos"
          ]
          2 => array:2 [
            "identificador" => "abst0015"
            "titulo" => "Resultados"
          ]
          3 => array:2 [
            "identificador" => "abst0020"
            "titulo" => "Conclusiones"
          ]
        ]
      ]
      "en" => array:3 [
        "titulo" => "Abstract"
        "resumen" => "<span id="abst0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0035">Objectives</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">The association between an exaggerated hypertensive response to exercise &#40;EHRE&#41; and the probability of ischaemia in stress tests is controversial&#46; Our purpose was to determine the possible association between an EHRE and the development of chest pain and electrocardiographic or echocardiographic ischaemia with exercise&#46;</p></span> <span id="abst0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0040">Patients and methods</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">A retrospective observational study was conducted of 10&#44;047 patients with known or suspected coronary artery disease referred for exercise echocardiography&#46; A logistic regression analysis assessed the effect of developing an EHRE &#40;defined as a maximum systolic blood pressure with exercise &#8805;220<span class="elsevierStyleHsp" style=""></span>mmHg&#41; and the onset of chest pain and electrocardiographic and echocardiographic changes suggestive of ischaemia&#46;</p></span> <span id="abst0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0045">Results</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">A total of 402 patients developed an EHRE&#46; The rates of angina&#44; electrocardiographic ischaemia and echocardiographic ischaemia among the patients with an EHRE were 8&#46;2&#44; 16&#46;2 and 22&#46;6&#37; versus 13&#46;8&#44; 14&#46;7 and 27&#46;5&#37;&#44; respectively&#44; for patients without an EHRE &#40;p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;001&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;4&#44; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;032&#41;&#46; After a multivariate fit&#44; EHRE was associated with a lower probability of exercise-induced angina &#40;OR&#44; 0&#46;44&#59; 95&#37; CI 0&#46;30-0&#46;65&#59; p<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41; and echocardiographic ischaemia &#40;OR&#44; 0&#46;63&#59; 95&#37; CI 0&#46;48-0&#46;83&#59; p<span class="elsevierStyleHsp" style=""></span>&#61;<span class="elsevierStyleHsp" style=""></span>&#46;001&#41; but not with the onset of electrocardiographic ischaemia&#46;</p></span> <span id="abst0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0050">Conclusions</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">EHRE is associated with a lower prevalence of angina and echocardiographic ischaemia in patients with known or suspected coronary artery disease&#46;</p></span>"
        "secciones" => array:4 [
          0 => array:2 [
            "identificador" => "abst0025"
            "titulo" => "Objectives"
          ]
          1 => array:2 [
            "identificador" => "abst0030"
            "titulo" => "Patients and methods"
          ]
          2 => array:2 [
            "identificador" => "abst0035"
            "titulo" => "Results"
          ]
          3 => array:2 [
            "identificador" => "abst0040"
            "titulo" => "Conclusions"
          ]
        ]
      ]
    ]
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        "identificador" => "tbl0025"
        "etiqueta" => "Tabla 1"
        "tipo" => "MULTIMEDIATABLA"
        "mostrarFloat" => true
        "mostrarDisplay" => false
        "detalles" => array:1 [
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        "tabla" => array:2 [
          "leyenda" => "<p id="spar0105" class="elsevierStyleSimplePara elsevierViewall">ARA-II&#58; antagonistas de los receptores de la angiotensina II&#59; ECG&#58; electrocardiograma&#59; EE&#58; ecocardiograf&#237;a de ejercicio&#59; IECAs&#58; inhibidores de la enzima conversora de la angiotensina&#59; IM&#58; infarto de miocardio&#59; RHEE&#58; respuesta hipertensiva exagerada con el ejercicio&#46;</p>"
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            0 => array:2 [
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                0 => """
                  <table border="0" frame="\n
                  \t\t\t\t\tvoid\n
                  \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head  " align="" valign="top" scope="col" style="border-bottom: 2px solid black">&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">No RHEE</span><br><span class="elsevierStyleItalic">&#40;n</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">&#61;</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">9645&#41;</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">RHEE</span><br><span class="elsevierStyleItalic">&#40;n</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">&#61;</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">402&#41;</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">p</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Varones&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">5861 &#40;60&#44;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">244 &#40;60&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;977&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Edad&#44; a&#241;os&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">62&#44;0<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>12&#44;1&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">61&#44;7<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>10&#44;3&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;570&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Fumadores&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2408 &#40;25&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">96 &#40;23&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;622&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Diabetes&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1722 &#40;17&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">88 &#40;21&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;039&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Hipertensi&#243;n&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">4935 &#40;51&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">291 &#40;72&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Hipercolesterolemia&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">4560 &#40;47&#44;3&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">199 &#40;49&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;382&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Historia familiar de enfermedad coronaria&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1237 &#40;12&#44;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">68 &#40;16&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;017&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Historia de enfermedad coronaria&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2447 &#40;25&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">72 &#40;17&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">IM previo&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1846 &#40;19&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">54 &#40;13&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;004&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">IM<span class="elsevierStyleHsp" style=""></span>&#8804;30 d&#237;as antes de la EE&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">829 &#40;8&#44;6&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">21 &#40;5&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;017&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">IM<span class="elsevierStyleHsp" style=""></span>&#62;30 d&#237;as antes de la EE&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1063 &#40;11&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">33 &#40;8&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;076&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Revascularizaci&#243;n coronaria&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1486 &#40;15&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">48 &#40;11&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;058&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Revascularizaci&#243;n percut&#225;nea&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1014 &#40;10&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">32 &#40;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;101&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Revascularizaci&#243;n quir&#250;rgica&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">770 &#40;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">25 &#40;6&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;199&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Angina t&#237;pica&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">758 &#40;7&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">20 &#40;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;034&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Angina at&#237;pica&#47;probable&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">4049 &#40;42&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">202 &#40;50&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Dolor tor&#225;cico no anginoso&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2229 &#40;23&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">73 &#40;18&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;021&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Disnea&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">583 &#40;6&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">16 &#40;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;087&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">ECG basal no interpretable&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2256 &#40;23&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">98 &#40;24&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;647&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Bloqueo de la rama izquierda&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">643 &#40;6&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">26 &#40;6&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;875&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Fibrilaci&#243;n auricular&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">448 &#40;4&#44;6&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">5 &#40;1&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">IECAs&#47;ARA-II&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">3235 &#40;33&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">146 &#40;36&#44;3&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;248&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Nitratos&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">2132 &#40;22&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">75 &#40;18&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;102&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Antagonistas del calcio&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">861 &#40;8&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">39 &#40;9&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;594&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Diur&#233;ticos&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">630 &#40;6&#44;5&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">31 &#40;7&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;350&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr></tbody></table>
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          "leyenda" => "<p id="spar0115" class="elsevierStyleSimplePara elsevierViewall">DP&#58; doble producto&#59; ECG&#58; electrocardiograma&#59; FC&#58; frecuencia card&#237;aca&#59; METs&#58; equivalentes metab&#243;licos&#59; FEVI&#58; fracci&#243;n de eyecci&#243;n del ventr&#237;culo izquierdo&#59; IMS&#58; &#237;ndice de motilidad segmentaria&#59; MET&#58; equivalente metab&#243;lico&#59; PA&#58; presi&#243;n arterial&#59; RHEE&#58; respuesta hipertensiva exagerada con el ejercicio&#46;</p>"
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                  \t\t\t\t\tvoid\n
                  \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="table-head  " align="" valign="top" scope="col" style="border-bottom: 2px solid black">&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">No RHEE</span><br><span class="elsevierStyleItalic">&#40;n</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">&#61;</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">9645&#41;</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">RHEE</span><br><span class="elsevierStyleItalic">&#40;n</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">&#61;</span><span class="elsevierStyleHsp" style=""></span><span class="elsevierStyleItalic">402&#41;</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th><th class="td" title="table-head  " align="left" valign="top" scope="col" style="border-bottom: 2px solid black"><span class="elsevierStyleItalic">p</span>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">PA sist&#243;lica reposo&#44; mm Hg&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">132<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>18&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">161<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>23&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">PA sist&#243;lica pico&#44; mm Hg&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">168<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>25&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">243<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>56&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">FC reposo&#44; lpm&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">79<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>14&#44;8&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">80<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>14&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;193&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">FC pico&#44; lpm&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">149<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>21&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">148<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>18&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;170&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">DP reposo&#44; x10<span class="elsevierStyleSup">3</span> mm Hg lpm&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">10&#44;4<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>2&#44;5&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">12&#44;9<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>3&#44;1&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">DP pico&#44; x10<span class="elsevierStyleSup">3</span> mm Hg lpm&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">25&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>5&#44;3&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">34&#44;7<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>7&#44;7&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">&#37; de FC m&#225;xima te&#243;rica&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">94&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>11&#44;5&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">93&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>10&#44;3&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;079&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Test subm&#225;ximo&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1747 &#40;18&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">84 &#40;20&#44;9&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;157&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Angina durante el test&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1335 &#40;13&#44;8&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">33 &#40;8&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Cambios isqu&#233;micos en ECG&#44; n &#40;&#37;&#41;<a class="elsevierStyleCrossRef" href="#tblfn0005"><span class="elsevierStyleSup">&#42;</span></a>&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1413 &#40;19&#44;1&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">65 &#40;21&#44;4&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;327&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Capacidad funcional&#44; METs&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">9&#44;5<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>3&#44;2&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">8&#44;3<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>2&#44;5&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">FEVI reposo&#44; &#37;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">58&#44;3<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>8&#44;2&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">60&#44;3<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>6&#44;7&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">FEVI pico&#44; &#37;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">63&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>12&#44;3&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">65&#44;1<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>10&#44;5&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Alteraciones en la motilidad segmentaria en reposo&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">1998 &#40;20&#44;7&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">57 &#40;14&#44;2&#41;&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;001&nbsp;\t\t\t\t\t\t\n
                  \t\t\t\t</td></tr><tr title="table-row"><td class="td-with-role" title="table-entry ; entry_with_role_rowhead " align="left" valign="top">Isquemia ecocardiogr&#225;fica&#44; n &#40;&#37;&#41;&nbsp;\t\t\t\t\t\t\n
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                  \t\t\t\t</td><td class="td" title="table-entry  " align="left" valign="top">0&#44;032&nbsp;\t\t\t\t\t\t\n
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        0 => array:2 [
          "identificador" => "bibs0005"
          "bibliografiaReferencia" => array:16 [
            0 => array:3 [
              "identificador" => "bib0085"
              "etiqueta" => "1"
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                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Is rest or exercise hypertension a cause of a false-positive exercise test&#63;"
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                          "etal" => false
                          "autores" => array:6 [
                            0 => "T&#46;D&#46; Miller"
                            1 => "T&#46;F&#46; Christian"
                            2 => "T&#46;G&#46; Allison"
                            3 => "R&#46;W&#46; Squires"
                            4 => "D&#46;O&#46; Hodge"
                            5 => "R&#46;J&#46; Gibbons"
                          ]
                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "Chest&#46;"
                        "fecha" => "2000"
                        "volumen" => "117"
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                          0 => array:2 [
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                            "web" => "Medline"
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            ]
            1 => array:3 [
              "identificador" => "bib0090"
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              "referencia" => array:1 [
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                  "contribucion" => array:1 [
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                        0 => array:2 [
                          "etal" => false
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                            0 => "G&#46;C&#46; Kane"
                            1 => "J&#46;W&#46; Askew"
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                            3 => "T&#46;D&#46; Miller"
                            4 => "R&#46;J&#46; Gibbons"
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                  ]
                  "host" => array:1 [
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                      "doi" => "10.1016/j.ahj.2007.12.017"
                      "Revista" => array:6 [
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            2 => array:3 [
              "identificador" => "bib0095"
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                  "contribucion" => array:1 [
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                        0 => array:2 [
                          "etal" => false
                          "autores" => array:5 [
                            0 => "M&#46;S&#46; Lauer"
                            1 => "F&#46;J&#46; Pashkow"
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                          ]
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                  "host" => array:1 [
                    0 => array:2 [
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            3 => array:3 [
              "identificador" => "bib0100"
              "etiqueta" => "4"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
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                        0 => array:2 [
                          "etal" => true
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                            0 => "J&#46; Ha"
                            1 => "E&#46;M&#46; Juracan"
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                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "J Am Coll Cardiol&#46;"
                        "fecha" => "2002"
                        "volumen" => "39"
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                            "web" => "Medline"
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                ]
              ]
            ]
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              "etiqueta" => "5"
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                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "An exaggerated blood pressure response to treadmill exercise does not increase the likelihood that exercise echocardiograms are abnormal in men or women"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:6 [
                            0 => "T&#46;L&#46; Jurrens"
                            1 => "A&#46;M&#46; From"
                            2 => "G&#46;C&#46; Kane"
                            3 => "S&#46;L&#46; Mulvagh"
                            4 => "P&#46;A&#46; Pellikka"
                            5 => "R&#46;B&#46; McCully"
                          ]
                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:5 [
                        "tituloSerie" => "J Am Soc Echocard&#46;"
                        "fecha" => "2012"
                        "volumen" => "25"
                        "paginaInicial" => "1113"
                        "paginaFinal" => "1119"
                      ]
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                  ]
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            ]
            5 => array:3 [
              "identificador" => "bib0110"
              "etiqueta" => "6"
              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Beta-blockade mitigates exercise blood pressure in hypertensive male patients"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:6 [
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