<?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>S2448-89092016000200111</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Utilidad de las escalas APACHE II, SOFA, PCR y VSG al ingreso a la UCI como predictores de deficiencia de vitamina D]]></article-title>
<article-title xml:lang="en"><![CDATA[Usefulness of APACHE II, SOFA, CRP and ESR scales as predictors of vitamin D deficiency upon admission to the ICU]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Teijeiro Paradis]]></surname>
<given-names><![CDATA[Ricardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fonseca Martínez]]></surname>
<given-names><![CDATA[Sugely]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rangel Rodríguez]]></surname>
<given-names><![CDATA[Ignacio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez Nava]]></surname>
<given-names><![CDATA[Víctor Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barrientos Quintanilla]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Muñoz Ramírez]]></surname>
<given-names><![CDATA[María del Rosario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Ciencias Médicas y Nutrición «Salvador Zubirán»  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Tecnológico y de Estudios Superiores de Monterrey Escuela de Medicina y Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[ Nuevo León]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto Tecnológico y de Estudios Superiores de Monterrey  ]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2016</year>
</pub-date>
<volume>30</volume>
<numero>2</numero>
<fpage>111</fpage>
<lpage>118</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-89092016000200111&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-89092016000200111&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-89092016000200111&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  Se han documentado prevalencias altas de deficiencia de vitamina D en la población hospitalaria, y una asociación con peores desenlaces en pacientes críticos.  Objetivo:  Determinar la utilidad de APACHE II, SOFA, PCR y VSG al ingreso en la UTIA como predictores de deficiencia de vitamina D; conocer la incidencia de deficiencia de vitamina D en la UCI, su asociación con la mortalidad y estancia intrahospitalaria.  Material y métodos:  Realizamos un estudio observacional, longitudinal, analítico, prospectivo de casos y controles. Incluimos 46 pacientes de la UTIA de enero a julio de 2014. Determinamos PCR, VSG, APACHE II y SOFA, así como niveles de 25-hidroxivitamina D al ingreso y al séptimo día. Dividimos a los participantes en dos grupos: deficientes y no deficientes de vitamina D, y se establecieron medidas de asociación.  Resultados:  APACHE II, SOFA, PCR y VSG no fueron de utilidad para predecir la deficiencia de vitamina D. Encontramos diferencia significativa en el tiempo de estancia intrahospitalaria (p = 0.024), que fue superior en pacientes con deficiencia severa. La incidencia a las 24 horas fue de 80%.  Conclusiones:  Encontramos una alta incidencia de deficiencia de vitamina D y una asociación con el incremento de la estancia hospitalaria, lo que justifica la medición de niveles 25-OHVD en los pacientes críticos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  High prevalence of vitamin D deficiency has been documented in hospital population. In ICU patients, it has been associated with worse outcomes.  Objective:  To determine the usefulness of CRP, ESR, APACHE II and SOFA as predictors of vitamin D deficiency upon patient arrival in the ICU. To find the incidence of vitamin D deficiency at the UCI, and its association with mortality and length of stay.  Material and methods:  A prospective, analytical, observational, case control study using CRP, ESR, APACHE II and SOFA as predictors of vitamin D deficiency. We recruited 46 patients who were admitted to our ICU in a six-month period. CRP, ESR, APACHE II and SOFA were recorded and 25-hidroxyvitamin D levels were requested at admission and at the seventh day in the ICU. We divided the patients into two groups: those with and without deficiency.  Results:  CRP, ESR, APACHE II and SOFA could not predict vitamin D deficiency. We found an increase in the length of stay in deficient patients (p = 0.024). No increased mortality in the vitamin D deficient population. We found 80% of our population with deficiency.  Conclusions:  We found a high incidence of vitamin D deficiency and an increased length of stay justifying the measurement of 25-hidroxyvitamin D levels in the critically ill.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Deficiencia de vitamina D]]></kwd>
<kwd lng="es"><![CDATA[25-hidroxivitamina D]]></kwd>
<kwd lng="es"><![CDATA[críticamente enfermo]]></kwd>
<kwd lng="es"><![CDATA[falla orgánica múltiple]]></kwd>
<kwd lng="es"><![CDATA[mortalidad]]></kwd>
<kwd lng="en"><![CDATA[Vitamin D deficiency]]></kwd>
<kwd lng="en"><![CDATA[25-hydroxyvitamin D]]></kwd>
<kwd lng="en"><![CDATA[critical illness]]></kwd>
<kwd lng="en"><![CDATA[multiple organ failure]]></kwd>
<kwd lng="en"><![CDATA[mortality]]></kwd>
</kwd-group>
</article-meta>
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