<?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>2448-8909</journal-id>
<journal-title><![CDATA[Medicina crítica (Colegio Mexicano de Medicina Crítica)]]></journal-title>
<abbrev-journal-title><![CDATA[Med. crít. (Col. Mex. Med. Crít.)]]></abbrev-journal-title>
<issn>2448-8909</issn>
<publisher>
<publisher-name><![CDATA[Colegio Mexicano de Medicina Crítica A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2448-89092022000300132</article-id>
<article-id pub-id-type="doi">10.35366/105377</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Índices de oxigenación, índice de choque diastólico y tiempo en presión soporte como predictores de éxito en el retiro de la ventilación mecánica invasiva en paciente críticamente enfermo con COVID-19]]></article-title>
<article-title xml:lang="en"><![CDATA[Oxygenation indices, diastolic shock index, and time in support pressure as predictors of success in the removal of invasive mechanical ventilation in critically ill patients with COVID-19]]></article-title>
<article-title xml:lang="pt"><![CDATA[Índices de oxigenação, índice de choque diastólico e tempo em pressão de suporte como preditores de sucesso na retirada de ventilação mecânica invasiva em pacientes em estado crítico com COVID-19]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palacios Morales]]></surname>
<given-names><![CDATA[Juan Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Soni Aguilera]]></surname>
<given-names><![CDATA[Víctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Huanca Pacaje]]></surname>
<given-names><![CDATA[Juan Marcelo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cortés Román]]></surname>
<given-names><![CDATA[Jorge Samuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera Solís]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villegas Domínguez]]></surname>
<given-names><![CDATA[Josué Eli]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado Hospital Regional de Alta Especialidad ]]></institution>
<addr-line><![CDATA[Veracruz ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad del Valle de México Facultad de Medicina ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>36</volume>
<numero>3</numero>
<fpage>132</fpage>
<lpage>137</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-89092022000300132&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-89092022000300132&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-89092022000300132&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  El porcentaje de pacientes gravemente enfermos por COVID-19 que toleran el retiro de la ventilación mecánica es mínimo, por lo cual es fundamental determinar cuáles son los predictores de éxito en el retiro de la ventilación mecánica.  Objetivos:  Determinar si los índices de oxigenación, tiempo en presión soporte e índice de choque diastólico son predictores de éxito en el retiro de la ventilación mecánica en pacientes críticamente enfermos por COVID-19.  Material y métodos:  Estudio de cohorte prospectivo en pacientes con COVID-19 que ingresaron a la Unidad de Cuidados Intensivos y fueron sometidos a pruebas de ventilación espontánea, siendo posteriormente liberados del ventilador mecánico. Se recolectaron datos demográficos, resultados de laboratorio y parámetros ventilatorios con la finalidad de analizar y determinar predictores de éxito en el retiro de la ventilación mecánica.  Resultados:  Se observó una diferencia significativa entre los pacientes que toleraron y los que no toleraron el retiro de la ventilación mecánica en las siguientes variables: índice de respiración rápida superficial 47 ± 17.9 vs 90 ± 20.2 (p = 0.08), días de ventilación mecánica 5.8 vs 9.3 (p = 0.03), sesiones de prono 1.36 vs 2.33 (p = 0.058) y presión arterial diastólica 57 ± 3.6 (p = 0.027).  Conclusión:  En los pacientes críticamente enfermos por COVID-19 que son candidatos a retiro de la ventilación mecánica sugerimos usar como predictores de éxito: el índice de respiraciones rápidas superficiales &lt; 64, días de ventilación mecánica &lt; 8, presión arterial diastólica &gt; 57 mmHg y haber tenido máximo dos sesiones de prono como predictores de éxito en el retiro de la ventilación mecánica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction:  The percentage of critically ill patients due to COVID-19 who tolerate the withdrawal of mechanical ventilation is minimal. It is essential to determine which are the predictors of success in weaning.  Objectives:  To determine if the oxygenation indices, time in pressure support, and diastolic shock index are predictors of success in the withdrawal of mechanical ventilation in critically ill patients due to COVID-19.  Material and methods:  Prospective cohort study in patients with COVID-19 who were admitted to the ICU and underwent tests of spontaneous ventilation, being later released from the mechanical ventilator. Demographic data, laboratory results, ventilatory parameters were collected in order to analyze and determine predictors of success in weaning.  Results:  A significant difference was found between those who tolerated and those who did not tolerate the withdrawal of mechanical ventilation in the following variables: rapid shallow breathing index 47 ± 17.9 vs 90 ± 20.2 (p = 0.08), days of mechanical ventilation 5.8 vs 9.3 (p = 0.03), prone sessions 1.36 vs 2.33 (p = 0.058), diastolic blood pressure 57 ± 3.6 (p = 0.027).  Conclusion:  In critically ill patients due to COVID-19 who are candidates for withdrawal from mechanical ventilation, we suggest using as predictors of success: Index of rapid shallow breaths &lt; 64, days of mechanical ventilation &lt; 8, diastolic blood pressure &gt; 57 mmHg and having had a maximum two prone sessions as predictors of success in the withdrawal of mechanical ventilation.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo  Introdução:  A porcentagem de pacientes graves com COVID-19 que toleram a retirada da ventilação mecânica é mínima, por isso é essencial determinar os preditores de sucesso na retirada da ventilação mecânica.  Objetivos:  Determinar se os índices de oxigenação, tempo em pressão suporte, índice de choque diastólico são preditores de sucesso no desmame da ventilação mecânica em pacientes críticos com COVID-19.  Material e métodos:  Estudo de coorte prospectivo em pacientes com COVID-19 admitidos na unidade de terapia intensiva e submetidos a testes de ventilação espontânea e posteriormente liberados do ventilador mecânico. Foram coletados dados demográficos, resultados laboratoriais e parâmetros ventilatórios para analisar e determinar os preditores de sucesso no desmame da ventilação mecânica.  Resultados:  Observou-se uma diferença significativa entre os pacientes que toleraram e os que não toleraram a retirada da ventilação mecânica nas seguintes variáveis: índice de respiração rápida e superficial 47 ±17.9 vs 90 ± 20.2 (p = 0.08), dias de ventilação mecânica 5.8 vs 9.3 (p = 0.03), sessões de prona 1.36 vs 2.33 (p = 0.058) e pressão arterial diastólica 57 ± 3.6 (p = 0.027).  Conclusão:  Em pacientes em estado crítico com COVID-19 candidatos à retirada da ventilação mecânica, sugerimos usar como preditores de sucesso: índice de respirações rápidas e superficiais &lt; 64, dias de ventilação mecânica &lt; 8, pressão arterial diastólica &gt; 57 mmHg e ter realizado no máximo 2 sessões em decúbito ventral como preditores de sucesso no desmame da ventilação mecânica.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[COVID-19]]></kwd>
<kwd lng="es"><![CDATA[extubación]]></kwd>
<kwd lng="es"><![CDATA[críticamente enfermo]]></kwd>
<kwd lng="es"><![CDATA[retiro de ventilación mecánica]]></kwd>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[extubation]]></kwd>
<kwd lng="en"><![CDATA[critically ill]]></kwd>
<kwd lng="en"><![CDATA[predictors of success in weaning]]></kwd>
<kwd lng="pt"><![CDATA[COVID-19]]></kwd>
<kwd lng="pt"><![CDATA[extubação]]></kwd>
<kwd lng="pt"><![CDATA[gravemente doente]]></kwd>
<kwd lng="pt"><![CDATA[retirada da ventilação mecânica]]></kwd>
</kwd-group>
</article-meta>
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</article>
