<?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>0034-7531</journal-id>
<journal-title><![CDATA[Revista Cubana de Pediatría]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Pediatr]]></abbrev-journal-title>
<issn>0034-7531</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-75312021000500008</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Factores de riesgo para infección del tracto urinario por microorganismos productores de betalactamasas de espectro extendido en niños en Huancayo, Perú]]></article-title>
<article-title xml:lang="fr"><![CDATA[Risk factors for urinary tract infection by microorganisms producing extended spectrum beta-lactamase in children of Huancayo, Peru]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez Torres]]></surname>
<given-names><![CDATA[Edilberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Caparo Madrid]]></surname>
<given-names><![CDATA[Iván Alcides]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bastidas Párraga]]></surname>
<given-names><![CDATA[Gustavo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional del Centro del Perú  ]]></institution>
<addr-line><![CDATA[ Huancayo]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Nacional &#8220;Ramiro Prialé Prialé&#8221;  ]]></institution>
<addr-line><![CDATA[ Huancayo]]></addr-line>
<country>Perú</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<volume>93</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75312021000500008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75312021000500008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75312021000500008&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La infección del tracto urinario en los niños es una de las infecciones bacterianas más frecuentes con una alta tasa de recurrencia.  Objetivo: Determinar los factores de riesgo para infección del tracto urinario adquirida en la comunidad por microorganismos productores de betalactamasas de espectro extendido en niños en Huancayo, Perú.  Métodos: Estudio de tipo analítico con diseño de casos y controles. Se estudiaron 220 niños entre el mes de nacido hasta 13 años de edad, ingresados en el hospital nacional &#8220;Ramiro Priale Priale&#8221; con el diagnóstico de infección del tracto urinario durante el año 2019. Se distribuyeron en dos grupos (40 casos y 80 controles). Para cada paciente se llenó un cuestionario con las variables de interés y se realizó la comparación entre los grupos. Se realizó el análisis multivariado considerando significativo un valor de p&lt; 0,05.  Resultados: La frecuencia de infección del tracto urinario causada por microorganismos productores de betalactamasas de espectro extendido es de 18,18 %. En los casos la edad predominante está entre 1 y 3 años con 42,5 %, sexo femenino con 62,5 %, la bacteria predominante es: Escherichia coli en 85,0 %. Durante el análisis multivariado la presencia de infección del tracto urinario complicada tuvo OR 18,62 y p= 0,000 y la recurrente OR 12,98 y p= 0,004, ambas estadísticamente significativas para el desenlace de esta infección en los niños.  Conclusión:  Los factores de riesgo para infección del tracto urinario adquirida en la comunidad por microorganismos productores de betalactamasas de espectro extendido en niños son: infección del tracto urinario complicada y la recurrente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Urinary tract infection in children is one of the most frequent bacterial infections with a high rate of recurrence.  Objective:  Determine the risk factors for community-acquired urinary tract infection by microorganisms producing extended-spectrum beta-lactamases in children of Huancayo, Peru.  Methods:  Analytical study with case-control design. 220 children from one month to 13 years of age were studied, whom were admitted to "Ramiro Priale Priale" National Hospital with the diagnosis of urinary tract infection during the year 2019. They were distributed in two groups (40 cases and 80 controls). For each patient, a questionnaire was completed with the variables of interest, and the comparison between the groups was made. The multivariate analysis was performed considering significant a value of p&lt; 0.05.  Results:  The frequency of urinary tract infection caused by microorganisms producing extended-spectrum beta-lactamases is 18.18%. In the cases, the predominant age is between 1 and 3 years with 42.5%, female sex with 62.5%, the predominant bacterium is: Escherichia coli in 85.0%. During the multivariate analysis, the presence of complicated urinary tract infection had OR 18.62 and p= 0.000 and recurrent OR 12.98 and p= 0.004, both statistically significant for the outcome of this infection in children.  Conclusion:  The risk factors for community-acquired urinary tract infection by microorganisms producing extended-spectrum beta-lactamases in children are complicated and recurrent urinary tract infections.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[infección del tracto urinario]]></kwd>
<kwd lng="es"><![CDATA[betalactamasas de espectro extendido]]></kwd>
<kwd lng="es"><![CDATA[niños]]></kwd>
<kwd lng="en"><![CDATA[Urinary tract infection]]></kwd>
<kwd lng="en"><![CDATA[extended-spectrum beta-lactamases]]></kwd>
<kwd lng="en"><![CDATA[children.]]></kwd>
</kwd-group>
</article-meta>
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