<?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>S0120-56332022000300277</article-id>
<article-id pub-id-type="doi">10.24875/rccar.m22000157</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Troponina I de alta sensibilidad para el descarte temprano del infarto agudo de miocardio]]></article-title>
<article-title xml:lang="en"><![CDATA[High sensitivity troponin I to early rule out for acute myocardial infarction]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marín-Orozco]]></surname>
<given-names><![CDATA[Isabel C.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zapata-Duque]]></surname>
<given-names><![CDATA[Juan G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz-Betancur]]></surname>
<given-names><![CDATA[James S.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Antioquia Facultad de Medicina Epidemiología Clínica]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Clínica Las Américas Auna ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>29</volume>
<numero>3</numero>
<fpage>277</fpage>
<lpage>285</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-56332022000300277&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-56332022000300277&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-56332022000300277&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: La mayor utilidad de las troponinas de alta sensibilidad (Tn-hs) es descartar tempranamente el infarto agudo de miocardio (IAM). El algoritmo recomendado por la guía de práctica clínica (GPC) del Ministerio de Salud de Colombia para descartar el IAM es respaldado por evidencia de baja calidad y no ha sido validado en población colombiana.  Objetivo: evaluar la capacidad de este algoritmo empleando troponina I de alta sensibilidad (TnI-hs) para descartar el IAM sin elevación del segmento ST (IAMSEST).  Métodos: se analizaron pacientes con sospecha de síndrome coronario agudo (SCA) atendidos en un servicio de urgencias de un centro de alta complejidad. El desenlace primario fue el diagnóstico de IAMSEST tipo 1 y tipo 4b. Se determinaron las características operativas para los puntos de corte del algoritmo para el desenlace primario, reingreso hospitalario y muerte a 30 días.  Resultados: se incluyeron 2.282 pacientes en los que el desenlace primario ocurrió en 389. El algoritmo de la GPC colombiana tuvo S del 90,9% (IC 95%: 74-100) y VPN del 99% (IC 95%: 99-100) utilizando el percentil 99 (p99) no discriminado por sexo, pero tanto la S como el VPN mejoraron al 100% cuando se utilizó el p99 por sexo.  Conclusión: el algoritmo recomendado por la GPC colombiana utilizando TnI-hs y con el p99 ajustado por sexo tiene excelente capacidad para descartar de manera temprana y segura el diagnóstico de IAMSEST.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: The greatest utility of high-sensitivity troponins (Tn-hs) is to rule out acute myocardial infarction (AMI) early. The algorithm recommended by the Colombian practice guideline clinical (CPG) of Health’s Ministry to rule out AMI is supported by low-quality evidence and has not been validated in the Colombian population. This research aims to evaluate the ability of this algorithm using high sensitivity troponin I (TnI-hs) to rule out AMI without ST segment elevation (STEMI).  Methods: Patients with suspected acute coronary syndrome (ACS) treated in an emergency department of a highly complex center were analyzed. The primary outcome was the diagnosis of STEMI type 1 and type 4b. The operativing characteristics for the algorithm cut-off points were determined for the primary outcome, hospital readmission death at and 30 days.  Results: 2282 patients were included in whom the primary outcome occurred in 389. The Colombian CPG algorithm had S of 90.9% (95% CI 74-100) and NPV of 99% (95% CI 99-100) using the 99th percentile (p99) not discriminated by sex, but both S and NPV improved 100% when p99 was used by sex.  Conclusion: The algorithm recommended by the Colombian CPG using TnI-hs and with the p99 adjusted for sex has an excellent capacity to rule out early and safely the diagnosis of STEMI.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Infarto de miocardio]]></kwd>
<kwd lng="es"><![CDATA[Troponina I]]></kwd>
<kwd lng="es"><![CDATA[Prueba diagnóstica]]></kwd>
<kwd lng="en"><![CDATA[Troponin I]]></kwd>
<kwd lng="en"><![CDATA[Acute myocardial infarction]]></kwd>
<kwd lng="en"><![CDATA[Diagnostic test]]></kwd>
</kwd-group>
</article-meta>
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