<?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>0121-0793</journal-id>
<journal-title><![CDATA[Iatreia]]></journal-title>
<abbrev-journal-title><![CDATA[Iatreia]]></abbrev-journal-title>
<issn>0121-0793</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Antioquia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0121-07932022000200089</article-id>
<article-id pub-id-type="doi">10.17533/udea.iatreia.128</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Superdiseminadores durante la pandemia del SARS-CoV-2 en Cartagena, Colombia]]></article-title>
<article-title xml:lang="en"><![CDATA[Super-spreaders during SARS-CoV-2 pandemic in Cartagena, Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Coronell-Rodríguez]]></surname>
<given-names><![CDATA[Wilfrido]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arteta-Acosta]]></surname>
<given-names><![CDATA[Cindy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dueñas-Castell]]></surname>
<given-names><![CDATA[Carmelo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Cartagena  ]]></institution>
<addr-line><![CDATA[Cartagena ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Chile  ]]></institution>
<addr-line><![CDATA[Santiago de Chile ]]></addr-line>
<country>Chile</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Cartagena  ]]></institution>
<addr-line><![CDATA[Cartagena ]]></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>35</volume>
<numero>2</numero>
<fpage>89</fpage>
<lpage>97</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0121-07932022000200089&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0121-07932022000200089&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0121-07932022000200089&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  la diseminación de agentes infecciosos en una población puede ocurrir de forma homogénea o heterogénea. El SARS-CoV-2 tiene transmisión heterogénea por los superdiseminadores (SD, individuos con ciertas características que transmiten la infección a un 80% de la población expuesta).  Objetivos: describir las características de los SD en los primeros casos de la COVID-19 en Cartagena, Colombia.  Metodología: estudio de vigilancia epidemiológica realizado entre el 25 de febrero y el 20 de abril del 2020 por el Comité de infecciones de la clínica Gestión Salud y el Departamento Administrativo Distrital de Salud, a casos sospechosos, confirmados por RT-PCR para SARS-CoV-2 y contactos estrechos de casos confirmados de COVID-19.  Resultados: en 30 días se confirmaron dos pacientes SD, 21 casos secundarios (10 y 11, cada uno) y dos terciarios. El 1er SD inició síntomas 48 horas después de la exposición, fue hospitalizado al séptimo día de iniciado los síntomas y falleció a las 72 horas de hospitalización. El 2do SD hospitalizado por cetoacidosis diabética, con posterior hallazgo de anosmia y disgeusia, permaneció en UCI un mes. De los casos secundarios, el 9,5% (2/21) fue hospitalizado en UCI, 47% (10/21) en sala general y 42% (9/21) estuvo en cuarentena. El 61% (14/23) de los contagiados fue personal de la salud.  Conclusiones: los SD son importantes en la dinámica de transmisión de infecciones. El no reconocimiento o el diagnóstico errado en un paciente con infección por SARS-CoV-2, junto con la transferencia interhospitalaria, son las principales causas de la generación de un número desproporcionado de casos secundarios.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary  Introduction:  The dissemination of infectious agents in a population can occur both in a homogeneous or heterogeneous way. SARS-CoV-2 has heterogeneous transmission by superspreaders (SS) (people with certain characteristics that transmit the infection to 80% of the exposed population).  Objective:  To describe the characteristics of SS in the first cases of COVID-19 in Cartagena, Colombia.  Methodology:  Epidemiological surveillance study carried out in Cartagena from February 25 to April 20, 2020, by the infection committee of Clínica Gestión Salud and the administrative department of health, on suspected cases, confirmed by RT-PCR for SARS-CoV-2, and close contacts of those confirmed cases for coronavirus infection.  Results:  In 30 days, two SS patients were confirmed, 21 secondary cases (10 and 11, each one), and two tertiary cases. The 1st SS began symptoms 48 hours after exposure, he was hospitalized on the 7th day after symptoms began and died 72 hours after hospitalization. The 2nd SS hospitalized for diabetic ketoacidosis, with subsequent finding of anosmia and dysgeusia, remained in the ICU one month. Of the secondary cases, 9.5% (2/21) were hospitalized in the ICU, 47% (10/21) in the general ward and 42% (9/21) were quarantined. Sixty one percent (14/23) of those infected were from health personnel  Conclusions:  SS are important in the dynamics of transmission infectious diseases. Failure to identify or misdiagnosis a patient with COVID-19, together with hospital transfer, are the main causes of the generation of a disproportionate number of secondary cases.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Aislamiento Social]]></kwd>
<kwd lng="es"><![CDATA[Infecciones por Coronavirus]]></kwd>
<kwd lng="es"><![CDATA[Pandemias]]></kwd>
<kwd lng="es"><![CDATA[Periodo de Transmisión]]></kwd>
<kwd lng="en"><![CDATA[Communicable Period]]></kwd>
<kwd lng="en"><![CDATA[Coronavirus Infections]]></kwd>
<kwd lng="en"><![CDATA[Pandemics]]></kwd>
<kwd lng="en"><![CDATA[Social Isolation]]></kwd>
</kwd-group>
</article-meta>
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