<?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>S2448-89092023000800652</article-id>
<article-id pub-id-type="doi">10.35366/115222</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Acoplamiento nervo-vascular como pronóstico de mortalidad del paciente con sepsis en la unidad de cuidados intensivos]]></article-title>
<article-title xml:lang="en"><![CDATA[Nervo-vascular coupling as a prognosis of mortality in patients with sepsis in the intensive care unit]]></article-title>
<article-title xml:lang="pt"><![CDATA[Acoplamento nervo-vascular como prognóstico de mortalidade em pacientes com sepse na unidade de terapia intensiva]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosario Trinidad]]></surname>
<given-names><![CDATA[Marcos Del]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Fermín]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cortes Román]]></surname>
<given-names><![CDATA[Jorge Samuel]]></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-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado Hospital de Alta Especialidad ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<volume>37</volume>
<numero>8</numero>
<fpage>652</fpage>
<lpage>661</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-89092023000800652&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-89092023000800652&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-89092023000800652&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  el acoplamiento nervo-vascular es una propuesta que involucra índices de disfunción del sistema nervioso autónomo; en el paciente con sepsis y choque séptico hay una activación excesiva del sistema nervioso simpático con aumento en niveles de catecolaminas endógenas circulantes, lo que incrementa la estimulación de los receptores adrenérgicos, llevando a la desensibilización. La estimulación tiene efecto cronotrópico e inotrópico negativo, puede modificar la presión arterial como efecto secundario de la regulación del gasto cardiaco.  Objetivo:  determinar la utilidad del acoplamiento neuro-vascular como pronóstico de mortalidad en pacientes con sepsis en unidad de cuidados intensivos.  Material y métodos:  tipo de estudio retrospectivo, descriptivo, observacional y longitudinal.  Resultados:  se realizó una prueba de exactitud de los índices propuestos de acoplamiento nervo-vascular asociados a disfunción. Se encontró AUC 0.67 para distensibilidad aórtica y se realizaron validez de prueba sensibilidad (S) 0.88, especificidad (E) 0.55 (p 0.02). Variabilidad de onda AUC 0.70, S 0.96, E 0.51 (p &lt; 0.05). Varianza de frecuencia cardiaca AUC 0.73, S 0.72, E 0.69 (p &lt; 0.05). Prueba de ventilación máxima AUC 0.93, S 0.88, E 0.89 (p &lt; 0.05). El análisis por curva de supervivencia global donde se observa que, al no presentar incremento en la distensibilidad aórtica como indicador de disfunción nervo-vascular a 15 días de estancia hospitalaria respecto al ingreso a la unidad de cuidados intensivos, la supervivencia se estima en poco más de 60%.  Conclusiones:  la evaluación de la disfunción del sistema nervioso autónomo con índices de acoplamiento nervo-vascular es una propuesta factible de monitorización en el paciente con sepsis y choque séptico en la unidad de cuidados intensivos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  nervovascular coupling is a proposal that involves indices of dysfunction of the autonomic nervous system. In patients with sepsis and septic shock, there is excessive activation of the sympathetic nervous system with an increase in levels of circulating endogenous catecholamines, increasing the stimulation of adrenergic receptors leading to desensitization. Stimulation has a negative chronotropic and inotropic effect; it can modify blood pressure as a secondary effect of regulating cardiac output.  Objective:  determine the usefulness of neuro-vascular coupling as a predictor of mortality in patients with sepsis in the intensive care unit.  Material and methods:  type of retrospective, descriptive, observational and longitudinal study.  Results:  an accuracy test was performed on the proposed indices of nerve-vascular coupling associated with dysfunction, of which AUC 0.67 was found for aortic distensibility and test validity S 0.88, E 0.55 (p 0.02) was performed. AUC wave variability 0.70 S 0.96, E 0.51 (p &lt; 0.05). Heart rate variance AUC 0.73 S 0.72, E 0.69 (p &lt; 0.05). Maximum ventilation test AUC 0.93, S 0.88 E 0.89 (p &lt; 0.05). The analysis by global survival curve shows that since there is no increase in aortic distensibility as an indicator of nerve-vascular dysfunction after 15 days of hospital stay compared to admission to the intensive care unit, survival is estimated at just over 60%.  Conclusions:  the evaluation of the dysfunction of the autonomic nervous system with nerve-vascular coupling indices is a feasible proposal for monitoring in patients with sepsis and septic shock in the intensive care unit.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo:  Introdução:  o acoplamento nervoso é uma proposta que envolve índices de disfunção do sistema nervoso autônomo em pacientes com sepse e choque séptico há uma ativação excessiva do sistema nervoso simpático com aumento dos níveis de catecolaminas endógenas circulantes, aumentando a estimulação de receptores adrenérgicos que levam à dessensibilização. A estimulação tem efeito cronotrópico e inotrópico negativo; pode modificar a pressão arterial como efeito secundário da regulação do débito cardiaco.  Objetivo:  determinar a utilidade do acoplamento neuro-vascular como preditor de mortalidade em pacientes com sepse na unidade de terapia intensiva.  Material e métodos:  tipo de estudo retrospectivo, descritivo, observacional e longitudinal.  Resultados:  realizou-se o teste de precisão dos índices propostos de acoplamento nervo-vascular associado à disfunção dos quais encontrou-se AUC 0.67 para a distensibilidade aórtica e realizaram-se a validade do teste S 0.88, E 0.55 (p 0.02). Variabilidade da onda AUC 0.70 S 0.96, E 0.51 (p &lt; 0.05). Variância da frequência cardiaca AUC 0.73 S 0.72, E 0.69 (p &lt; 0.05). Teste de ventilação máxima AUC 0.93, S 0.88 E 0.89 (p &lt; 0.05). A análise pela curva de sobrevida global mostra que, como não há aumento da distensibilidade aórtica como indicador de disfunção nervo-vascular após 15 dias de internação hospitalar em relação à admissão na unidade de terapia intensiva, a sobrevida é estimada em pouco mais de 60%.  Conclusões:  a avaliação da disfunção do sistema nervoso autônomo com índices de acoplamento nervo-vascular é uma proposta viável para monitoramento em pacientes com sepse e choque séptico na unidade de terapia intensiva.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[acoplamiento neuro-vascular]]></kwd>
<kwd lng="es"><![CDATA[sepsis]]></kwd>
<kwd lng="es"><![CDATA[choque séptico]]></kwd>
<kwd lng="es"><![CDATA[unidad de cuidados intensivos]]></kwd>
<kwd lng="es"><![CDATA[mortalidad]]></kwd>
<kwd lng="en"><![CDATA[neuro-vascular coupling]]></kwd>
<kwd lng="en"><![CDATA[sepsis]]></kwd>
<kwd lng="en"><![CDATA[septic shock]]></kwd>
<kwd lng="en"><![CDATA[intensive care unit]]></kwd>
<kwd lng="en"><![CDATA[mortality]]></kwd>
<kwd lng="pt"><![CDATA[acoplamento neuro-vascular]]></kwd>
<kwd lng="pt"><![CDATA[sepse]]></kwd>
<kwd lng="pt"><![CDATA[choque séptico]]></kwd>
<kwd lng="pt"><![CDATA[unidade de terapia intensiva]]></kwd>
<kwd lng="pt"><![CDATA[mortalidade]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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