<?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>1665-5044</journal-id>
<journal-title><![CDATA[Revista mexicana de neurociencia]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. neurocienc.]]></abbrev-journal-title>
<issn>1665-5044</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Neurología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-50442020000600217</article-id>
<article-id pub-id-type="doi">10.24875/rmn.20000016</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Hyperglycemia is independently associated with decreased survival after aneurysmal subarachnoid hemorrhage in Mexican patients]]></article-title>
<article-title xml:lang="es"><![CDATA[Hiperglicemia como factor predictor independiente de mayor mortalidad en pacientes mexicanos con hemorragia subaracnoidea aneurismática]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chiquete-Anaya]]></surname>
<given-names><![CDATA[Erwin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz-Sandoval]]></surname>
<given-names><![CDATA[José L.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arauz-Góngora]]></surname>
<given-names><![CDATA[Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barinagarrementería-Aldatz]]></surname>
<given-names><![CDATA[Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Murillo-Bonilla]]></surname>
<given-names><![CDATA[Luis M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Valencia]]></surname>
<given-names><![CDATA[German]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Pola]]></surname>
<given-names><![CDATA[Fredy O.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jiménez-Ruiz]]></surname>
<given-names><![CDATA[Amado]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gutiérrez-Castillo]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cantú-Brito]]></surname>
<given-names><![CDATA[Carlos]]></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 Department of Neurology ]]></institution>
<addr-line><![CDATA[Mexico City ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Civil de Guadalajara ‘‘Fray Antonio Alcalde’’ Department of Neurology ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Guadalajara Centro Universitario de Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Instituto Nacional de Neurología y Neurocirugía Stroke Clinic ]]></institution>
<addr-line><![CDATA[Mexico City ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Hospital Ángeles de Querétaro Department of Neurology ]]></institution>
<addr-line><![CDATA[Querétaro ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Instituto Panvascular de Occidente Department ofNeurology ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Universidad Autónoma de Chiapas Faculty of Human Medicine ]]></institution>
<addr-line><![CDATA[Tuxtla Gutiérrez Chiapas]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af8">
<institution><![CDATA[,Hospital San José Department of Neurology ]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af9">
<institution><![CDATA[,Instituto Tecnológico y de Estudios Superiores de Monterrey School of Medicine ]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>21</volume>
<numero>6</numero>
<fpage>217</fpage>
<lpage>221</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-50442020000600217&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-50442020000600217&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-50442020000600217&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: Hyperglycemia at admission has been recognized as an independent predictor of poor outcome after aneurysmal subarachnoid hemorrhage (aSAH); however, it remains poorly characterized in multivariate models depicting representative population samples.  Objective: The objective of the study was to identify if admission blood glucose can independently predict in-hospital mortality after subarachnoid hemorrhage in Mexican patients included in a nationwide multicenter registry.  Design/methods:: Consecutive patients with aSAH due to ruptured intracranial aneurysm confirmed by 4-vessel angiography were registered in 25 tertiary referral centers from 14 states in Mexico. Multivariate analyses were modeled to find independent predictors of in-hospital mortality, with adjustment for relevant confounders, using the Hunt-Hess and Fisher scales.  Results: A total of 231 patients were studied (66% women; mean age 52 years, range 16-90). Length of hospital stay was a median of 23 days (range 2-98) with in-hospital mortality of 20%, 54% due to a neurological cause. Survival analyses showed a higher probability of death with admittance blood glucose levels in the higher quartile (glycemia &gt; 150 mg/dl) (p &lt; 0.001). Predictors of in-hospital mortality were the Hunt-Hess score &gt; 2 (odds ratio [OR]: 3.79, 95% confidence interval [CI]: 1.43-10.06) and glycemia in the higher quartile (OR: 2.98, 95% CI: 1.12-7.96).  Conclusions: Hyperglycemia is an important independent factor associated with in-hospital mortality. Its early detection and management should be a priority to improve outcomes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes: La hiperglucemia al ingreso se ha reconocido como un predictor independiente de mal pronóstico después de una hemorragia subaracnoidea aneurismática (HSAA); sin embargo, este hallazgo aún está mal caracterizado en modelos multivariados de población representativa.  Objetivo: Identificar si la glucosa en sangre al ingreso hospitalario puede predecir de forma independiente la mortalidad hospitalaria después de HSAA en pacientes mexicanos incluidos en un registro multicéntrico nacional.  Diseño/métodos:: Se registró a pacientes consecutivos con HSA secundaria a un aneurisma intracraneal roto confirmado por angiografía de cuatro vasos en 25 centros de referencia terciarios de 14 estados en México. Los análisis multivariados se modelaron para identificar predictores independientes de mortalidad hospitalaria, con ajuste por factores de confusión relevantes, mediante las escalas de Hunt-Hess y Fisher.  Resultados: Se estudió a un total de 231 pacientes (mujeres, 66%; edad media, 52 años; intervalo, 16-90). La duración de la estancia hospitalaria tuvo una mediana de 23 días (intervalo, 2-98) con una mortalidad hospitalaria del 20%, 54% debido a una causa neurológica. Los análisis de supervivencia mostraron una mayor probabilidad de muerte con los valores de glucosa en sangre en el cuartil superior (glucemia &gt; 150 mg/dl; p &lt; 0.001). Los predictores de mortalidad hospitalaria fueron la puntuación de Hunt-Hess &gt; 2 (OR, 3.79; IC 95%, 1.43-10.06) y la glucemia en el cuartil superior (OR, 2.98; IC95%, 1.12-7.96).  Conclusiones: La hiperglucemia es un importante factor independiente relacionado con la mortalidad hospitalaria. Su detección y gestión tempranas deben ser una prioridad para mejorar los resultados.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Glucose]]></kwd>
<kwd lng="en"><![CDATA[Hyperglycemia]]></kwd>
<kwd lng="en"><![CDATA[Intracranial aneurysm]]></kwd>
<kwd lng="en"><![CDATA[Subarachnoid hemorrhage]]></kwd>
<kwd lng="en"><![CDATA[Outcome]]></kwd>
<kwd lng="es"><![CDATA[Glucosa]]></kwd>
<kwd lng="es"><![CDATA[Hiperglucemia]]></kwd>
<kwd lng="es"><![CDATA[Aneurisma intracraneal]]></kwd>
<kwd lng="es"><![CDATA[Hemorragia subaracnoidea]]></kwd>
<kwd lng="es"><![CDATA[Pronóstico]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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