<?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>0120-9957</journal-id>
<journal-title><![CDATA[Revista colombiana de Gastroenterología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Col Gastroenterol]]></abbrev-journal-title>
<issn>0120-9957</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Gastroenterología  ]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-99572020000300311</article-id>
<article-id pub-id-type="doi">10.22516/25007440.488</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Caracterización demográfica de la población con esófago de Barrett en dos instituciones médicas de Bogotá, Colombia]]></article-title>
<article-title xml:lang="en"><![CDATA[Demographic characterization of the population with Barrett&#8217;s esophagus in two medical centers of Bogotá, Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bernal-Vaca]]></surname>
<given-names><![CDATA[María Lucía]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[Harol Felipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendoza de Molano]]></surname>
<given-names><![CDATA[Belén]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de los Andes  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de los Andes  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de los Andes  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2020</year>
</pub-date>
<volume>35</volume>
<numero>3</numero>
<fpage>311</fpage>
<lpage>318</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-99572020000300311&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-99572020000300311&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-99572020000300311&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  el esófago de Barrett es un trastorno en el que ocurre un cambio del epitelio escamoso estratificado del esófago por uno columnar especializado, lo cual se da como consecuencia del reflujo gastroesofágico crónico. En Colombia no se conoce la prevalencia actual de esta patología, ni se ha caracterizado a la población que la padece. El presente estudio tiene como objetivo conocer cuáles son las características demográficas principales de la población diagnosticada con esófago de Barrett en dos instituciones médicas de Bogotá.  Material y métodos:  se realizó un estudio de corte transversal multicéntrico, en el cual se evaluaron los reportes de endoscopias y de histopatología de 3000 pacientes que asistieron a estas instituciones por cualquier indicación. A partir de estos reportes se tomaron los datos requeridos. Asimismo, se realizó un análisis estadístico descriptivo de dichos datos.  Resultados: la prevalencia del esófago de Barrett en la muestra es del 0,73 %. Se observó, además, que la correlación endoscópico-patológica es baja (28,5 %). De los casos diagnosticados, el rango de edad más frecuente se ubica entre los 60 y 80 años, con una edad promedio de 65,5 años. Asimismo, existe una predominancia de esta patología en el sexo femenino (63,6 %), en personas con un índice de masa corporal (IMC) &gt;25 kg/m² y en aquellas con antecedentes de tabaquismo, sin historial de consumo de alcohol. En la mayoría de pacientes, se realizó la endoscopia por síntomas de reflujo gastroesofágico (50 %). La longitud del segmento observado no fue reportada en una gran cantidad de endoscopias.  Conclusiones:  en las instituciones analizadas, el esófago de Barrett es una patología de muy baja prevalencia y predominante en mujeres de edad avanzada con síntomas de reflujo gastroesofágico, sobrepeso y antecedente de tabaquismo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction:  Barrett&#8217;s esophagus occurs when the stratified squamous epithelium of the esophagus changes to a specialized columnar epithelium as a result of chronic gastroesophageal reflux. Its current prevalence in Colombia is unknown and the population suffering from it has not been characterized. The present study aims to determine the main demographic characteristics of the population diagnosed with Barrett&#8217;s esophagus treated at two medical centers in Bogotá, Colombia.  Materials and methods:  A multicenter cross-sectional study was conducted to assess the endoscopy and histopathology reports of 3,000 patients who underwent this procedure for any reason. A descriptive statistical analysis of the data was performed.  Results:  The prevalence of Barrett&#8217;s esophagus in the sample was 0.73%. The endoscopic-histology correlation was low (28.5%). Of the diagnosed cases, the most frequent age range was 60-80 years, with an average age of 65.5 years. This condition is predominant in the female sex (63.6%), in people with a BMI over 25 kg/m², with a history of smoking, and no history of alcohol consumption. Most patients underwent endoscopy for symptoms associated with gastroesophageal reflux (50%). The length of the observed segment was not reported in most endoscopies.  Conclusions:  In the medical centers included in this study, Barrett&#8217;s esophagus is a rare pathology, found predominantly in elderly women with symptoms of gastroesophageal reflux, overweight, and with a history of smoking.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Esófago de Barrett]]></kwd>
<kwd lng="es"><![CDATA[sexo]]></kwd>
<kwd lng="es"><![CDATA[distribución por edad]]></kwd>
<kwd lng="es"><![CDATA[signos y síntomas]]></kwd>
<kwd lng="es"><![CDATA[prevalencia]]></kwd>
<kwd lng="en"><![CDATA[Barrett&#8217;s esophagus: Sex]]></kwd>
<kwd lng="en"><![CDATA[Age distribution]]></kwd>
<kwd lng="en"><![CDATA[Signs and symptoms]]></kwd>
<kwd lng="en"><![CDATA[Prevalence]]></kwd>
</kwd-group>
</article-meta>
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