<?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>0138-6557</journal-id>
<journal-title><![CDATA[Revista Cubana de Medicina Militar]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cub Med Mil]]></abbrev-journal-title>
<issn>0138-6557</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0138-65572021000200024</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Complicaciones de pacientes con la COVID-19 y su relación con la evolución y la letalidad]]></article-title>
<article-title xml:lang="en"><![CDATA[Complications of COVID-19 patients and its relation with the evolution and lethality]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guzmán Pérez]]></surname>
<given-names><![CDATA[Níger]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oliva Corujo]]></surname>
<given-names><![CDATA[Lianne]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ferrer Castro]]></surname>
<given-names><![CDATA[Jacno Erik]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Serra Rodríguez]]></surname>
<given-names><![CDATA[Julio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas de las Fuerzas Armadas Revolucionarias Hospital Militar &#8220;Dr. Joaquín Castillo Duany&#8221; ]]></institution>
<addr-line><![CDATA[ Santiago de Cuba]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Ciencias Médicas de Santiago de Cuba Hospital Clínico Quirúrgico &#8220;Juan Bruno Zayas Alfonso&#8221; ]]></institution>
<addr-line><![CDATA[ Santiago de Cuba]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>50</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0138-65572021000200024&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0138-65572021000200024&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0138-65572021000200024&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La infección por el virus SARS-CoV-2 se ha convertido en una pandemia que ha ocasionado gran número de complicaciones, con evolución fatal en muchos casos.  Objetivo:  Identificar las complicaciones en los pacientes con la COVID-19 y su relación con la evolución y la letalidad.  Métodos: Se realizó un estudio observacional, descriptivo en 74 pacientes con diagnóstico confirmado de la COVID-19, en el periodo desde marzo hasta mayo de 2020. Se incluyeron las variables edad (agrupada en: menos de 18 años, de 18 a 60 años y más de 60 años), sexo, antecedentes patológicos personales, complicaciones y estado al egreso. Se calcularon las frecuencias, porcentajes y la tasa de letalidad.  Resultados:  El 52, 6 % de los pacientes fueron del sexo masculino; no hubo complicaciones en menos de 18 años, el 15,7 % de entre 18 y 60 años sí las tuvo y el 61,5 % de los mayores de 60; la neumonía grave fue la más frecuente con el 37,5 %. Solo 2 pacientes con complicaciones evolucionaron de forma desfavorable; no hubo diferencias aparentes entre la presencia de antecedentes patológicos y la aparición de complicaciones.  Conclusiones:  El número de complicaciones es bajo y la evolución favorable, independientemente de estas y los antecedentes patológicos personales; la tasa de letalidad fue baja.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  The infection by the SARS-CoV-2 virus has become a pandemic that has caused a large number of complications, with fatal evolution in many cases.  Objective: To identify complications in patients with COVID-19 and their relationship with evolution and fatality.  Methods:  An observational, descriptive study was carried out in 74 patients with a confirmed diagnosis of COVID-19, in the period from March to May 2020. Age variables were included (grouped in: less than 18 years, 18 to 60 years and more than 60 years), sex, personal pathological history, complications and status at discharge. The frequencies, percentages and the fatality rate were calculated.  Results:  52.6% of the patients were male; there were no complications in less than 18 years, 15.7% of those between 18 and 60 years had them and 61.5% of those over 60; severe pneumonia was the most frequent with 37.5%. Only 2 patients with complications evolved unfavorably; there were no apparent differences between the presence of a medical history and the appearance of complications.  Conclusions:  The number of complications is low and the evolution is favorable, regardless of these and the personal pathological antecedents; the fatality rate was low.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[COVID-19]]></kwd>
<kwd lng="es"><![CDATA[complicaciones]]></kwd>
<kwd lng="es"><![CDATA[tasa de letalidad]]></kwd>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[complications]]></kwd>
<kwd lng="en"><![CDATA[lethality rate]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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