<?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>0864-0300</journal-id>
<journal-title><![CDATA[Revista Cubana de Investigaciones Biomédicas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Invest Bioméd]]></abbrev-journal-title>
<issn>0864-0300</issn>
<publisher>
<publisher-name><![CDATA[ECIMED]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-03002024000100012</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Recuperación de la frecuencia cardíaca en pacientes con enfermedad pulmonar intersticial difusa]]></article-title>
<article-title xml:lang="en"><![CDATA[Heart rate recovery in patients with diffuse interstitial lung disease]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Betancourt Peña]]></surname>
<given-names><![CDATA[Jhonatan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Institución Universitaria Escuela Nacional del Deporte  ]]></institution>
<addr-line><![CDATA[ Cali]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad del Valle Facultad de Salud ]]></institution>
<addr-line><![CDATA[ Cali]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<volume>43</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-03002024000100012&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-03002024000100012&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-03002024000100012&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La enfermedad pulmonar intersticial difusa no soporta el ejercicio, debido a la sensación de disnea y fatiga durante el esfuerzo de baja intensidad. La recuperación de la frecuencia cardíaca se relaciona con el desempeño en el test de caminata de los seis minutos.  Objetivo:  Determinar las diferencias sociodemográficas de la función y la capacidad pulmonar en pacientes con enfermedad intersticial difusa, a partir de la recuperación de la frecuencia cardíaca durante el test de caminata de los seis minutos.  Métodos:  Se realizó un estudio descriptivo de corte transversal. Se calculó la recuperación de la frecuencia cardíaca a partir de la diferencia entre el final del test y los cinco minutos de la prueba. Se conformaron dos grupos de comparación, anormal versus normal, en variables sociodemográficas de la función pulmonar y la capacidad funcional.  Resultados:  Se vincularon 38 pacientes en el grupo normal y en el anormal 26. En el primero predominaron la edad de 62,26 ± 15,82 y los hombres (52,6 %); mientras que en el grupo anormal los años promediaron entre 58,77 ± 13,23 y sobresalieron las mujeres (61,5 %). Se presentó un valor p &lt; 0,05 del grupo recuperación de la frecuencia anormal en la distancia recorrida, disnea y fatiga al final, un minuto y a los cinco minutos de culminar el test.  Conclusiones: Los pacientes con enfermedad pulmonar intersticial difusa con una recuperación de la frecuencia cardíaca anormal presentaron peores resultados en la distancia recorrida, volumen de oxígeno, los equivalentes metabólicos, disnea y fatiga de los miembros inferiores.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Diffuse interstitial lung disease does not tolerate exercise, due to the sensation of dyspnea and fatigue during low-intensity exertion. Heart rate recovery is related to performance in the six-minute walk test.  Objective:  To determine sociodemographic differences in lung function and capacity in patients with diffuse interstitial lung disease, based on heart rate recovery during the 6-minute walk test.  Methods:  A descriptive cross-sectional study was performed. Heart rate recovery was calculated from the difference between the end of the test and the five minutes of the test. Two comparison groups were formed, abnormal versus normal, in sociodemographic variables of pulmonary function and functional capacity.  Results:  38 patients were included in the normal group and 26 in the abnormal group. In the normal group, age was 62.26 ± 15.82 and men were predominant (52.6 %); while in the abnormal group, age averaged 58.77 ± 13.23 and women were predominant (61.5 %). A p-value &lt; 0.05 of the abnormal frequency recovery group was presented in the distance run, dyspnea at the end, fatigue at the end, 1 minute and at 5 minutes after the culmination of the test.  Conclusions:  Patients with diffuse interstitial lung disease with abnormal heart rate recovery had worse results in distance run, oxygen volume, metabolic equivalents, dyspnea and lower limb fatigue.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[enfermedades pulmonares intersticiales]]></kwd>
<kwd lng="es"><![CDATA[tolerancia al ejercicio]]></kwd>
<kwd lng="es"><![CDATA[disnea]]></kwd>
<kwd lng="es"><![CDATA[frecuencia cardíaca]]></kwd>
<kwd lng="en"><![CDATA[interstitial lung diseases]]></kwd>
<kwd lng="en"><![CDATA[exercise tolerance]]></kwd>
<kwd lng="en"><![CDATA[dyspnea]]></kwd>
<kwd lng="en"><![CDATA[heart rate]]></kwd>
</kwd-group>
</article-meta>
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