<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1409-4142</journal-id>
<journal-title><![CDATA[Revista Costarricense de Cardiología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. costarric. cardiol]]></abbrev-journal-title>
<issn>1409-4142</issn>
<publisher>
<publisher-name><![CDATA[Asociación Costarricense de Cardiología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1409-41422014000200005</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efecto de un programa de ejercicios en la capacidad funcional y respuesta hemodinámica de pacientes con enfermedad cardiovascular]]></article-title>
<article-title xml:lang="en"><![CDATA[The Effect of Exercise Training on Functional Capacity and Hemodynamic Responses in Cardiac Patients]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[Dr. Felipe Araya]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bonilla]]></surname>
<given-names><![CDATA[Dr. Pedro Ureña]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romero]]></surname>
<given-names><![CDATA[M.Sc. Luis Blanco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Grandjean]]></surname>
<given-names><![CDATA[Dr. Peter W.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro de Rehabilitación Cardiovascular  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Costa Rica Escuela de Ciencias del Movimiento Humano y Calidad de Vida ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>CR</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Baylor University Department of Health, Human Performance and Recreation ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>US</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2014</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2014</year>
</pub-date>
<volume>16</volume>
<numero>2</numero>
<fpage>5</fpage>
<lpage>11</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S1409-41422014000200005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S1409-41422014000200005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S1409-41422014000200005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:Introducción:la sobrevivencia después de un evento cardiaco ha aumentado en Costa Rica en la última década. Por consiguiente, este aspecto podría ser atribuido a los programas de rehabilitación cardiaca (RC). La RC mejora la capacidad funcional, reduce la presión arterial en reposo y durante el ejercicio; sin embargo, estos factores no han sido bien estable cidos en pacientes cardiacos costarricenses.Propósito:examinar el efecto de un programa de ejercicios en la capacidad funcional y la respuesta hemodinámica de pacientes con enfermedad cardiovascular.Metodología:doscientos veinte y seis pacientes cardiacos con una edad = 58 ± 13 años, estatura = 1,67 ± 0,9 metros; peso = 75,0 ± 12,0 kg; IMC = 26,7 ± 3,7 kg/m2; VO2max = 13,4 ± 4,9 ml/kg/min, frecuencia cardiaca en reposo (FCrep) = 71 ± 13 lpm; presión arterial sistólica (PAS) = 112 ± 18 mmHg y presión arterial (PAD) diastólica = 69 ± 10 mmHg, participantes de nuestro programa de RC de la Universidad Nacional. Los pacientes completaron una prueba de caminata de 6 minutos (PC6M) antes y después de cumplir un programa de ejercicios de 12 semanas. La capacidad funcional de ejercicio y el VO2máx fueron estimados con la utilización de la distancia recorrida en la PC6M. Se empleó la prueba T para medidas repetidas para determinar las diferencias entre las mediciones antes y después del programa. También se calcularon los tamaños de efecto (TE) y la probabilidad se estableció a prioride P &#8804; 0,05.Resultados:Los pacientes mejoraron su capacidad funcional de ejercicio un 31% en la de 410 ± 100 a 539 ± 93 m, IC 95 % -138,4 a -118,8, P&lt;0,001, y el VO2max un 25 % de 13,4 ± 5,0 a 16,8 ± 5,2 ml/kg/min, IC 95 % -3,7 a -3,1, P&lt; 0,001. La PAS disminuyó un 3,6 %, de 112 ± 18 a 108 ± 17 mmHg, IC 95 %1,48 a 5,98, P= 0,001 y la PAD se redujo un 2,9 %, de 69 ± 10 a 67 ± 9,0 mmHg, IC 95 % 0,82 a 3,6, P= 0,002. La presión arterial media (PAM) de igual forma disminuyó un 3,6 %, de 83 ± 11 a 80 ± 10 mmHg, IC 95 % 1,2 a 4,2, P&lt; 0,001. Los tamaños de efecto para la PC6M, VO2max, PAS, PAD y PAM son 1,29, 0,68, 0,22, 0,22 y 0,27 respectivamente. Los pacientes mostraron una mejor frecuencia cardiaca de recuperación a los 5 minutos después de la PC6M (35 latidos por minuto, IC 95 % 20,9 a 24,8, P&lt;0.001) versus 23 latidos por minuto, IC 95 % 33,3 a 37,7, P&lt;0,001). También se registró una mayor recuperación en la PAS (29 mmHg, IC 95 % 15,06 a 19,25, P&lt;0,001) en contraste con 17 mmHg, IC 95 % 25,01 a 32,6, P&lt;0,001). Los tamaños de efecto para la frecuencia cardiaca y la PAS de recuperación después de la PC6M fueron 0,85 y 0,73 respectivamente.Conclusión:Nuestro programa de rehabilitación cardiaca aumentó la capacidad funcional y mejoró la respuesta hemo dinámica después del ejercicio. Estos hallazgos proveen una evidencia razonable que la RC puede contribuir a la sobrevi vencia y la calidad de vida de los pacientes cardiacos costarricenses.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:Survival after a cardiac event has increased in Costa Rica over the last decade. Increased survival and quality of life are attributed to improved cardiac rehabilitation (CR) programming. CR is thought to enhance functional exercise capacityand reduce resting and exercise blood pressures; yet, these factors are not well characterized in Costa Rican patients.Purpose:To examine the effect of exercise training on functional capacity and hemodynamic responses in cardiac patients.Methods:Two hundred and twenty six cardiac patients (age = 58.0 ± 13 years, height = 1.67 ± 0.9 m, weight = 75.0 ± 12.0 kg, BMI = 26.7 ± 3.7 kg/m2, VO2máx = 13.4 ± 4.9 ml/kg/min), resting heart rate = 71 ± 13 bpm, systolic blood pressure (SBP) = 112 ± 18, diastolic blood pressure (DBP) = 69 ± 10) from our University-based CR program performed a 6-minute walking Test (6MWT) before and after completing a twelve-week exercise program. Functional capacity and VO2máx were estimated based on the 6MWT. Paired t-test was used to determine pre-and post rehabilitation outcomes differences. Effect sizes were also calculated P&#8804; 0.05 a priori.Results:Patients improved their functional exercise capacity using the 6MWT by 31%, from (410 ± 100 to 539 ± 93 m, CI 95% -138.4 to -118.8, P&lt;0.001), and VO2max by 25% from (13.4 ± 5.0 to 16.8 ± 5.2 ml/kg/min, CI 95%-3.7 to -3.1, P&lt; 0.001). Resting SBP was reduced by 3.6 %, from (112 ± 18 to 108 ± 17 mmHg, CI 95% 1.48 to 5.98, P= 0.001) and resting DBP was reduced by 2.9 %, from (69 ± 10 to 67 ± 9.0 mmHg, CI 95% 0.82 to 3.6, P= 0.002). Mean arterial pressure (MAP) was also reduced by 3.6 %, from (83 ± 11 to 80 ± 10 mmHg, CI 95% 1.2 to 4.2, P&lt; 0.001). Effect sizes for 6MWT, VO2max, SBP, DBP and MAP were (1.29, 0.68, 0.22, 0.22 and 0.27 respectively). Patients exhibited a greater five minute heart rate recovery after post 6MWT 35 beats per minute, (CI 95% 20.9 a 24.8, P&lt;0.001) versus 23 beats per minute, (IC 95% 33.3 a 37.7, P&lt;0.001) at the beginning of the CR. We also had a greater SBP recovery 29 mmHg (CI 95% 15.06 a 19.25, P&lt;0.001) than 17 mmHg at, (IC 95% 25.01 a 32.6, P&lt;0.001) at the initial of the CR program. The effect sizes for heart rate and SBP recovery after the 6MWT were 0.85 and 0.73 respectively.Conclusion:Our twelve-week cardiac rehabilitation program improved functional capacity and enhanced hemodynamic responses after exercise. These findings provide plausible evidence that CR may contribute to improved survival and quality of life in Costa Rican CR patients.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Rehabilitación Cardiaca]]></kwd>
<kwd lng="es"><![CDATA[capacidad funcional]]></kwd>
<kwd lng="es"><![CDATA[prueba de caminata de 6 minutos]]></kwd>
<kwd lng="en"><![CDATA[Cardiac Rehabilitation]]></kwd>
<kwd lng="en"><![CDATA[functional capacity]]></kwd>
<kwd lng="en"><![CDATA[six-minute walk test]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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