<?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>1028-9933</journal-id>
<journal-title><![CDATA[Revista Información Científica]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. inf. cient.]]></abbrev-journal-title>
<issn>1028-9933</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas Guantánamo]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1028-99332022000200003</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Causas asociadas a mortalidad por epoc en el Hospital Clínico Quirúrgico Docente &#8220;Dr. Salvador Allende&#8221;]]></article-title>
<article-title xml:lang="en"><![CDATA[Causes associated with mortality from COPD in the Hospital Clínico Quirúrgico Docente &#8220;Dr. Salvador Allende"]]></article-title>
<article-title xml:lang="pt"><![CDATA[Causas associadas à mortalidade por DPOC no Hospital Clínico Quirúrgico Docente &#8220;Dr. Salvador Allende"]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Castro]]></surname>
<given-names><![CDATA[Julio Hiram]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-González]]></surname>
<given-names><![CDATA[Celia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rego-Hernández]]></surname>
<given-names><![CDATA[José de Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Piñera-Castro]]></surname>
<given-names><![CDATA[Hector Julio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Saborit-Rodríguez]]></surname>
<given-names><![CDATA[Adrian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas de La Habana Hospital Clínico Quirúrgico Docente "Dr. Salvador Allende" ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Ciencias Médicas de La Habana Facultad de Ciencias Médicas &#8220;Victoria de Girón&#8221; ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de La Habana Facultad de Comunicación ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2022</year>
</pub-date>
<volume>101</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1028-99332022000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1028-99332022000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1028-99332022000200003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La enfermedad pulmonar obstructiva crónica (epoc) es una entidad inflamatoria crónica caracterizada por una limitación, parcialmente reversible, del flujo aéreo. Su principal factor de riesgo es el tabaquismo y existen múltiples factores asociados a su elevada letalidad.  Objetivo:  Identificar los factores asociados con la muerte en pacientes con epoc pertenecientes al Hospital Clínico Quirúrgico Docente &#8220;Dr. Salvador Allende&#8221;, La Habana, Cuba, en el periodo comprendido desde el 1 de enero al 31 de diciembre de 2019.  Método:  Se realizó un estudio epidemiológico observacional analítico de casos y controles. Los casos fueron los fallecimientos (n=34) con diagnóstico de epoc y los controles fueron los pacientes vivos (n=59) con este diagnóstico confirmado al egreso. Fueron consideradas las variables: edad, sexo, tabaquismo, hipertensión arterial, diabetes mellitus, cor pulmonale crónico, cáncer, grado de epoc, causa de hospitalización, sitio de hospitalización y necesidad de ventilación mecánica invasiva. Se emplearon métodos estadísticos descriptivos, análisis univariado y multivariado para calcular el riesgo, y la regresión logística para valorar los factores de confusión.  Resultados:  Hubo predominio de pacientes con edad superior a los 65 años y del sexo femenino. Las variables asociadas con la muerte por epoc fueron: comorbilidad por cáncer (OR: 5,1; IC 95 %: 1,2-22,4; p=0,032) y necesidad de ventilación mecánica invasiva (OR: 6,5; IC 95 %: 1,1-38,3; p=0,04).  Conclusiones:  La comorbilidad por cáncer y la necesidad de ventilación mecánica invasiva se comportaron como factores de riesgo para la mortalidad en pacientes con epoc.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory entity characterized by a partially reversible limitation of airflow. Its main risk factor is smoking and there are multiple factors associated with its high mortality.  Objective:  To identify the factors associated with death in COPD patients belonging to the Hospital Clínico Quirúrgico Docente &#8220;Dr. Salvador Allende&#8221;, in the period from January 1 to December 31, 2019.  Method:  An analytical observational epidemiological study of cases and controls was carried out. The cases were deaths (n=34) with a diagnosis of COPD, and the controls were living patients (n=59) with this diagnosis confirmed at discharge. Demographic and clinical variables were considered. The variables were considered: age, sex, smoking, arterial hypertension, diabetes mellitus, chronic cor pulmonale, cancer, degree of COPD, cause of hospitalization, site of hospitalization and need for invasive mechanical ventilation. Descriptive statistical methods, univariate and multivariate analysis were used to calculate risk, and logistic regression to assess confounding factors.  Results:  There was a predominance of patients over 65 years of age, and females. The variables associated with death from COPD were: cancer comorbidity (OR: 5.1; 95% CI: 1.2-22.4; p=0.032) and need for invasive mechanical ventilation (OR: 6.5; CI 95%: 1.1-38.3; p=0.04).  Conclusions:  Cancer comorbidity and the need for invasive mechanical ventilation behaved as risk factors for mortality in patients with COPD.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[RESUMO  Introdução:  A doença pulmonar obstrutiva crônica (DPOC) é uma entidade inflamatória crônica caracterizada por uma limitação parcialmente reversível do fluxo aéreo. Seu principal fator de risco é o tabagismo e existem múltiplos fatores associados à sua alta letalidade.  Objetivo:  Identificar os fatores associados ao óbito em pacientes com DPOC pertencentes ao grupo &#8220;Dr. Salvador Allende&#8221;, Havana, Cuba, no período de 1º de janeiro a 31 de dezembro de 2019.  Método:  Foi realizado um estudo epidemiológico observacional analítico de casos e controles. Os casos eram óbitos (n=34) com diagnóstico de DPOC e os controles eram pacientes vivos (n=59) com esse diagnóstico confirmado na alta. Foram consideradas as variáveis: idade, sexo, tabagismo, hipertensão arterial, diabetes mellitus, cor pulmonale crônico, câncer, grau da DPOC, causa da internação, local da internação e necessidade de ventilação mecânica invasiva. Métodos estatísticos descritivos, análise univariada e multivariada foram usados para calcular o risco e regressão logística para avaliar os fatores de confusão.  Resultados:  Houve predomínio de pacientes com mais de 65 anos e do sexo feminino. As variáveis associadas ao óbito por DPOC foram: comorbidade por câncer (OR: 5,1; IC 95%: 1,2-22,4; p=0,032) e necessidade de ventilação mecânica invasiva (OR: 6,5; IC 95%: 1,1-38,3; p=0,04).  Conclusões:  A comorbidade oncológica e a necessidade de ventilação mecânica invasiva se comportaram como fatores de risco para mortalidade em pacientes com DPOC.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[enfermedad pulmonar obstructiva crónica]]></kwd>
<kwd lng="es"><![CDATA[epoc]]></kwd>
<kwd lng="es"><![CDATA[mortalidad]]></kwd>
<kwd lng="es"><![CDATA[factores de riesgo]]></kwd>
<kwd lng="es"><![CDATA[cáncer]]></kwd>
<kwd lng="es"><![CDATA[ventilación mecánica invasiva]]></kwd>
<kwd lng="en"><![CDATA[chronic obstructive pulmonary disease]]></kwd>
<kwd lng="en"><![CDATA[copd]]></kwd>
<kwd lng="en"><![CDATA[mortality]]></kwd>
<kwd lng="en"><![CDATA[risk factors]]></kwd>
<kwd lng="en"><![CDATA[cancer]]></kwd>
<kwd lng="en"><![CDATA[invasive mechanical ventilation]]></kwd>
<kwd lng="pt"><![CDATA[doença pulmonar obstrutiva crônica]]></kwd>
<kwd lng="pt"><![CDATA[epoc]]></kwd>
<kwd lng="pt"><![CDATA[mortalidade]]></kwd>
<kwd lng="pt"><![CDATA[fatores de risco]]></kwd>
<kwd lng="pt"><![CDATA[câncer]]></kwd>
<kwd lng="pt"><![CDATA[ventilação mecânica invasiva]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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