<?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>0186-4866</journal-id>
<journal-title><![CDATA[Medicina interna de México]]></journal-title>
<abbrev-journal-title><![CDATA[Med. interna Méx.]]></abbrev-journal-title>
<issn>0186-4866</issn>
<publisher>
<publisher-name><![CDATA[Edición y Farmacia S.A. de C.V.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0186-48662017000200168</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Características epidemiológicas de los pacientes con enfermedad crítica crónica]]></article-title>
<article-title xml:lang="en"><![CDATA[Epidemiological characteristics of patients with chronic critical illness]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vásquez-Revilla]]></surname>
<given-names><![CDATA[HR]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Revilla]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Raymundo-Aguilar]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gaytán-Sánchez]]></surname>
<given-names><![CDATA[BM]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Terrazas-Luna]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Regional de Alta Especialidad de Oaxaca (HRAEO) Unidad de Cuidados Intensivos ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Regional de Alta Especialidad de Oaxaca (HRAEO)  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Regional de Alta Especialidad de Oaxaca (HRAEO) Unidad de Cuidados Intensivos ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital Regional de Alta Especialidad de Oaxaca (HRAEO)  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2017</year>
</pub-date>
<volume>33</volume>
<numero>2</numero>
<fpage>168</fpage>
<lpage>176</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0186-48662017000200168&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0186-48662017000200168&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0186-48662017000200168&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  ANTECEDENTES: la población de pacientes que requiere cuidados intensivos por tiempo prologado se ha incrementado en las últimas décadas dando lugar a una nueva población de pacientes con enfermedad crítica crónica.  OBJETIVO: describir las características epidemiológicas de los pacientes con enfermedad crítica crónica atendidos en el Hospital Regional de Alta Especialidad de Oaxaca.  MATERIAL Y MÉTODO: estudio ambispectivo, observacional y descriptivo que incluyó los pacientes ingresados entre el 1 de enero de 2012 al 31 de diciembre de 2015. Se definió a los pacientes con enfermedad crítica crónica como aquéllos con ventilación mecánica prolongada definida como más de 21 días de ventilación mecánica por más de 6 horas al día. Los pacientes fueron seguidos hasta su egreso hospitalario o defunción.  RESULTADOS: se incluyeron 284 pacientes, la incidencia de enfermedad crítica crónica fue de 10%. En los pacientes con enfermedad crítica crónica la escala de APACHE II fue de 19.4±9.7 y sin enfermedad crítica crónica fue de 15.94±8.6 (p=0.044), mientras que la escala SOFA en los pacientes con y sin enfermedad crítica crónica fue de 8.7±2.6 y 7.01±4.4, respectivamente (p=0.007). La media de días de estancia en la unidad de cuidados intensivos (UCI) en los pacientes con y sin enfermedad crítica crónica fue de 17.1±9.2 y 8±4.8, respectivamente (p=0.0000). Los días de estancia hospitalaria fueron 45.9±19.7 y 18.3±12.4 en los pacientes con y sin enfermedad crítica crónica, respectivamente (p=0.0000). La mortalidad en la UCI fue de 18 y 28% en los pacientes con y sin enfermedad crítica crónica, respectivamente (p=0.0000). La mortalidad hospitalaria fue de 50 y 16% en los pacientes con y sin enfermedad crítica crónica, respectivamente (p=0.0000). Egresaron del hospital 32 y 56% de los pacientes con y sin enfermedad crítica crónica, respectivamente (p=0.0000).  CONCLUSIONES: la incidencia de enfermedad crítica crónica en nuestro estudio fue similar a la reportada en la bibliografía. La severidad de la enfermedad aguda al ingreso de acuerdo con las escalas SOFA y APACHE se relaciona con la aparición de enfermedad crítica crónica. Los pacientes con enfermedad crítica crónica tuvieron mayor estancia en la UCI, mayores días de sedación, así como mayor estancia y mortalidad hospitalarias.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  BACKGROUND: Population of patients requiring intensive care for prolonged time has increased in recent decades resulting in a new population of patients with chronic critical illness (CCI).  OBJECTIVE: To describe the epidemiologic characteristics of patients with chronic critical illness assisted at Regional Hospital of High Specialty of Oaxaca, Mexico.  MATERIAL AND METHOD: A retrospective, prospective, observa tional and descriptive study included patients admitted from January 1st, 2012 to December 31st, 2015. Patients with CCI were defined as those with prolonged mechanical ventilation defined as &#8805;21 days of ventilation for &#8805;6 hours/day. Patients were followed until hospital discharge or death.  RESULTS: 284 patients were included; the incidence of CCI was 10%. In patients with CCI the APACHE II score was 19.4±9.7 and without CCI was 15.94±8.6 (p=0.044), while the SOFA scale in patients with CCI was 8.7±2.6 and without CCI 7.01±4.4 (p=0.007). Days of ICU stay were 17.1±9.2 for patients with CCI and 8±4.8 without CCI (p=0.0000). Days of hospital stay were 45.9±19.7 in patients with CCI and 18.3±12.4 in patients without CCI (p=0.0000). ICU mortality was 18% in patients with CCI and 28% in patients without CCI (p=0.0000). The hospital mortality was 50% in patients with CCI and 16% in patients without CCI (p=0.0000). Discharged from hospital were 32% of patients with CCI and 56% of patients without CCI (p=0.0000).  CONCLUSIONS: The incidence of CCI in our study was similar to that reported in the literature. Severity of acute disease income according to APACHE and SOFA scales was related to the development of CCI. Patients with chronic critical illness had higher ICU stay, more days sedation, longer hospital stays and increased hospital mortality.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[enfermedad crítica crónica]]></kwd>
<kwd lng="es"><![CDATA[unidad de cuidados intensivos]]></kwd>
<kwd lng="es"><![CDATA[ventilación mecánica prolongada]]></kwd>
<kwd lng="en"><![CDATA[chronic critical illness]]></kwd>
<kwd lng="en"><![CDATA[intensive care units]]></kwd>
<kwd lng="en"><![CDATA[prolonged mechanical ventilation]]></kwd>
</kwd-group>
</article-meta>
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