<?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>S0120-56332021000300254</article-id>
<article-id pub-id-type="doi">10.24875/rccar.m21000050</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Caracterización sociodemográfica, clínica y terapéutica de pacientes con falla cardiaca con fracción de eyección intermedia: cohorte MED-ICAi]]></article-title>
<article-title xml:lang="en"><![CDATA[Sociodemographic, clinical and therapeutic characteristics of patients with heart failure with mid-range ejection fraction: MED-ICAi cohort]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruales-Mora]]></surname>
<given-names><![CDATA[Kevin Y.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas-López]]></surname>
<given-names><![CDATA[Tatiana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valencia-Maturana]]></surname>
<given-names><![CDATA[Julio C.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salas-Giraldo]]></surname>
<given-names><![CDATA[Irene]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz-Peña]]></surname>
<given-names><![CDATA[Luis M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Sánchez]]></surname>
<given-names><![CDATA[Marly]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zapata-Cárdenas]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Antioquia Departamento de Medicina Interna ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,IPS Universitaria Clínica León XIII Departamento de Medicina Interna ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Pontificia Bolivariana Facultad de Salud ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital Universitario San Vicente Fundación Departamento de Medicina Interna ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>28</volume>
<numero>3</numero>
<fpage>254</fpage>
<lpage>262</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-56332021000300254&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-56332021000300254&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-56332021000300254&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes: Clásicamente, la falla cardiaca se ha clasificado en dos grupos, según tengan fracción de eyección preservada o reducida; no obstante, en fecha reciente se ha añadido el grupo de fracción intermedia, y aún existe gran desconocimiento sobre sus características fisiopatológicas y clínicas.  Objetivo: Caracterizar el grupo de pacientes con fracción intermedia en cuanto a sus variables sociodemográficas, clínicas y de tratamiento.  Método: Se realizó un estudio descriptivo, retrospectivo, en el que se analizaron historias clínicas de pacientes con falla cardiaca hospitalizados por agudización en el periodo comprendido entre enero de 2015 y diciembre de 2017.  Resultados: Se revisaron 1536 historias clínicas, de las cuales 864 cumplían los criterios de inclusión. El grupo con fracción intermedia correspondió a 83 (9.6%) pacientes, en quienes se encontró predominio del sexo femenino (53%) y una edad mediana de 77 años. La coronariopatía fue la etiología más frecuente (26.5%), mientras que la falta de adherencia a los medicamentos fue la causa principal de descompensación (14.5%). Los medicamentos más usados fueron los betabloqueadores y la furosemida, tanto al ingreso como al egreso. El grupo con mayor mortalidad fue el de fracción de eyección reducida (4.1%). La estancia hospitalaria, el ingreso y la estancia en la unidad de cuidados intensivos fueron similares en todos los grupos, independientemente de la fracción de eyección.  Conclusiones: Los hallazgos son similares a los descritos en otras poblaciones internacionales y en algunas nacionales, y avalan la hipótesis de un fenotipo intermedio con un comportamiento etiológico semejante al de la fracción de eyección reducida.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: Classically, heart failure has been classified in two groups, depending on a preserved or reduced ejection fraction, but a mid-range ejection fraction group has been introduced recently, and there is still great ignorance about its physiopathological and clinical characteristics.  Objective: To characterize this group of patients as for their sociodemographic, clinical and treatment variables.  Method: We carried out a descriptive, retrospective study, by analyzing medical records from patients hospitalized with acute heart failure between January 2015 and December 2017.  Results: We reviewed 1536 medical records of which 864 met the inclusion criteria. The mid-range ejection fraction group corresponded to 83 (9.6%) of patients, of which the majority were women (53%), with a median age of 77 years, coronary heart disease as the most frequent etiology (26.5%) and lack of adherence to medications as the main cause of decompensation (14.5%). The most frequently used drugs were betablockers and furosemide, both upon admission and discharge. Mortality was higher between patients with reduced ejection fraction (4.1%). Hospital stay, admission to and length of stay in an ICU, were similar between all groups regardless of ejection fraction.  Conclusions: Our findings are similar to those described in previous international and national cohorts, and support the hypothesis of an intermediate phenotype with an etiology similar to that seen with a reduced ejection fraction.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Insuficiencia cardiaca]]></kwd>
<kwd lng="es"><![CDATA[Volumen sistólico]]></kwd>
<kwd lng="es"><![CDATA[Mortalidad]]></kwd>
<kwd lng="es"><![CDATA[Factores de riesgo]]></kwd>
<kwd lng="en"><![CDATA[Heart failure]]></kwd>
<kwd lng="en"><![CDATA[Stroke volume]]></kwd>
<kwd lng="en"><![CDATA[Mortality]]></kwd>
<kwd lng="en"><![CDATA[Risk factors]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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