<?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>0120-8705</journal-id>
<journal-title><![CDATA[CES Medicina]]></journal-title>
<abbrev-journal-title><![CDATA[CES Med.]]></abbrev-journal-title>
<issn>0120-8705</issn>
<publisher>
<publisher-name><![CDATA[Universidad CES]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-87052021000300213</article-id>
<article-id pub-id-type="doi">10.21615/cesmedicina.5308</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Prescription profile of antiarrhythmic drugs in a group of patients in Colombia]]></article-title>
<article-title xml:lang="es"><![CDATA[Perfil de prescripción de fármacos antiarrítmicos en un grupo de pacientes en Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gaviria-Mendoza]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chica-Quintero]]></surname>
<given-names><![CDATA[Laura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Córtes-Avila]]></surname>
<given-names><![CDATA[Paula]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Poveda-Hurtado]]></surname>
<given-names><![CDATA[Viviana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Machado-Alba]]></surname>
<given-names><![CDATA[Jorge E]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Fundación Universitaria Autónoma de las Américas  ]]></institution>
<addr-line><![CDATA[Pereira ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Caldas  ]]></institution>
<addr-line><![CDATA[Manizales ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Surcolombiana  ]]></institution>
<addr-line><![CDATA[Neiva ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital Universitario de la Samaritana  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Tecnológica de Pereira  ]]></institution>
<addr-line><![CDATA[Pereira ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>35</volume>
<numero>3</numero>
<fpage>213</fpage>
<lpage>229</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-87052021000300213&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-87052021000300213&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-87052021000300213&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective:  To determine the prescription patterns of antiarrhythmic drugs and variables associated with their use in a population of patients affiliated with the Colombian Health System.  Methods:  A cross-sectional study was performed on a population database with patients who received antiarrhythmics from March to May 2016. Sociodemographic, pharmacological and comedication variables were included. SPSS-24 was used for data analysis using X2 tests and multivariate analyses.  Results:  In total, 2772 patients were treated with antiarrhythmics in the evaluated period. The mean age was 70.1 ± 13.1 years, and 51.2% were women. In total, 79.4% used a &#946;-blocker, 58.5% amiodarone and 2.9% a calcium channel blocker. Moreover, 1192 (43.0%) patients were prescribed a single antiarrhythmic, and 1580 (57.0%) received two or more. There were 2603 patients (93.9%) with comedication, including lipid-lowering drugs (62.6%), inhibitors of the renin angiotensin aldosterone system (62.6%) and antiplatelet drugs (42.0%). Age older than 65 years increased the probability of comedication (odds ratio [OR]: 2.48; 95% confidence interval [95% CI]: 1.59-3.85), and the risk was proportional to age. We identified 1364 patients treated with conditional risk medications for QT prolongation (49.2%), 68 with a possible risk (2.5%) and 171 (6.2%) with a known risk.  Conclusion:  Antiarrhythmic drugs recommended by clinical practice guidelines are mainly used; however, risk interactions interactions of QT prolongation were identified and should be taken into account by physicians to avoid adverse events or complications.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo:  determinar los patrones de prescripción de fármacos antiarrítmicos y variables asociadas a su utilización en una población de pacientes afiliados al sistema de salud de Colombia.  Métodos:  estudio de corte transversal sobre una base de datos poblacional con pacientes que recibieron antiarrítmicos entre marzo y mayo de 2016. Se incluyeron variables sociodemográficas, farmacológicas y de comedicación. Para el análisis de datos se utilizó SPSS-24, realizando pruebas X2 y análisis multivariado.  Resultados:  se encontraron 2 772 pacientes en tratamiento con antiarrítmicos en el periodo evaluado, la edad promedio fue 70,1 ± 13,1 años, 51,2 % eran mujeres. El 79,4% utilizó algún &#946;-bloqueador, 58,5% amiodarona y 2,9 % algún bloqueante de canales de calcio. Al 43 % se les prescribió un solo antiarrítmico y 57 % recibieron dos o más. El 93,9 % tenía con alguna comedicación, especialmente hipolipemiantes (62,6 %), inhibidores del sistema renina angiotensina aldosterona (62,6 %) y antiagregantes (42 %). Ser mayor de 65 años aumentó la probabilidad de comedicación (OR:2,48; IC95 %:1,59-3,85) y el riesgo fue proporcional al incremento de la edad. El 49,2 % (n=1364) estaban tratados con medicamentos de riesgo condicional de prolongación del QT, 2,5 % (n=68) con riesgo posible y 6,2% (n=171) de riesgo conocido.  Conclusión:  se están utilizando los mismos fármacos recomendados por las guías de práctica clínica; sin embargo, se encontraron interacciones de riesgo de prolongación del intervalo QT que deben ser tenidas en cuenta para evitar eventos o complicaciones en los pacientes.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[adrenergic beta-antagonists]]></kwd>
<kwd lng="en"><![CDATA[anti-arrhythmic agents]]></kwd>
<kwd lng="en"><![CDATA[arrhythms cardiac]]></kwd>
<kwd lng="en"><![CDATA[atrial fibrillation]]></kwd>
<kwd lng="en"><![CDATA[long QT syndrome]]></kwd>
<kwd lng="es"><![CDATA[antagonistas adrenérgicos beta]]></kwd>
<kwd lng="es"><![CDATA[agentes antiarritmia]]></kwd>
<kwd lng="es"><![CDATA[arritmias cardíacas]]></kwd>
<kwd lng="es"><![CDATA[fibrilación auricular]]></kwd>
<kwd lng="es"><![CDATA[síndrome de QT largo]]></kwd>
</kwd-group>
</article-meta>
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