<?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>0120-5633</journal-id>
<journal-title><![CDATA[Revista Colombiana de Cardiología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Colomb. Cardiol.]]></abbrev-journal-title>
<issn>0120-5633</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Colombiana de Cardiologia. Oficina de Publicaciones]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-56332023000300178</article-id>
<article-id pub-id-type="doi">10.24875/rccar.22000014</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Niveles de troponina I ultrasensible y su capacidad de predecir desenlaces desfavorables en pacientes hospitalizados con infección por SARS-CoV-2]]></article-title>
<article-title xml:lang="en"><![CDATA[High-sensitivity troponin I levels and their ability to predict unfavorable outcomes in hospitalized patients with SARS-CoV-2 infection]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barbosa-Balaguera]]></surname>
<given-names><![CDATA[Stephany]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Muñoz-Velandia]]></surname>
<given-names><![CDATA[Oscar M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cañas-Arboleda]]></surname>
<given-names><![CDATA[Alejandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Peña]]></surname>
<given-names><![CDATA[Ángel A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario San Ignacio Pontificia Universidad Javeriana Departamento de Medicina Interna]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<volume>30</volume>
<numero>3</numero>
<fpage>178</fpage>
<lpage>184</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-56332023000300178&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-56332023000300178&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-56332023000300178&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: Existen grandes vacíos de conocimiento sobre la utilidad de la troponina I ultrasensible (TnI) como predictor de peores desenlaces en la enfermedad por SARS-CoV-2, incluyendo complicaciones y muerte.  Objetivo: Determinar el grado de asociación entre los niveles de TnI al ingreso y la mortalidad intrahospitalaria por SARS-CoV-2.  Materiales y método: Estudio de cohorte sobre pacientes hospitalizados por SARS-CoV-2, con medición de TnI al momento de la admisión. Se evaluó la asociación entre la TnI positiva y la mortalidad intrahospitalaria, controlada por factores clínicos, comorbilidades y otros marcadores séricos predictores de gravedad. Adicionalmente, se utilizó el análisis del área bajo la curva (AUC) para evaluar la capacidad de discriminación de la TnI con miras a identificar pacientes que presentaran mortalidad intrahospitalaria.  Resultados: Se incluyeron 240 pacientes (19.6% con TnI positiva). La tasa de mortalidad hospitalaria fue de 14.0 vs. 40.4%, p &lt; 0.001 y la tasa de ingreso a unidad de cuidados intensivos fue de 32.1 vs. 74.4%; p &lt; 0.001, mayor en los pacientes con TnI positiva. El análisis multivariado demostró que la TnI positiva estuvo asociada de forma independiente con la mortalidad hospitalaria (OR: 3.68; IC 95%: 1.35-10.08; p = 0.011) después de controlar por los demás factores pronósticos. Se evidenció una aceptable capacidad de discriminación para predecir mortalidad intrahospitalaria (AUC: 0.70; IC 95%: 0.62-0.78).  Conclusiones: La TnI medida al ingreso hospitalario, como un marcador de lesión miocárdica, es un predictor independiente de riesgo de mortalidad intrahospitalaria. Se debe considerar monitorización y tratamiento intensivo en pacientes con TnI positiva.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: There are large knowledge gaps regarding the usefulness of high-sensitivity troponin I (TnI) as a predictor of worse outcomes in SARS-CoV-2 disease, including complications and death.  Objective: To determine the degree of association between TnI levels at admission and in-hospital mortality from SARS-CoV-2.  Materials and method: Cohort study on patients hospitalized for SARS-CoV-2, with measurement of TnI at the time of admission. The association between positive TnI and in-hospital mortality was evaluated, controlled for clinical factors, comorbidities and other predictive serum markers of severity. Additionally, the analysis of the area under the curve (AUC) was performed to evaluate the discrimination capacity of TnI to identify patients with in-hospital mortality.  Results: 240 patients (19.6% with positive TnI) were included. The hospital mortality rate was 14.0 vs. 40.4%, p &lt; 0.001, and the admission rate to the intensive care unit was 32.1 vs. 74.4%, p &lt; 0.001, it was higher in patients with positive TnI. Multivariate analysis highlighted that positive TnI was independently associated with hospital mortality (OR: 3.68; 95% CI: 1.35-10.08; p = 0.011) after controlling for the other prognostic factors. An acceptable ability of discrimination to predict in-hospital mortality was evidenced (AUC: 0.70; 95% CI: 0.62-0.78).  Conclusions: TnI measured at hospital admission, as a marker of myocardial injury, is an independent risk predictor of in-hospital mortality. Intensive monitoring and treatment should be considered in TnI-positive patients.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Troponina I]]></kwd>
<kwd lng="es"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="es"><![CDATA[Mortalidad]]></kwd>
<kwd lng="en"><![CDATA[Troponin I]]></kwd>
<kwd lng="en"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="en"><![CDATA[Mortality]]></kwd>
</kwd-group>
</article-meta>
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