<?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>0120-0011</journal-id>
<journal-title><![CDATA[Revista de la Facultad de Medicina]]></journal-title>
<abbrev-journal-title><![CDATA[rev.fac.med.]]></abbrev-journal-title>
<issn>0120-0011</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional de Colombia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-00112022000300202</article-id>
<article-id pub-id-type="doi">10.15446/revfacmed.v70n3.91936</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Placenta previa: risk factors and impact on maternal and neonatal morbidity and mortality in Bogotá, Colombia]]></article-title>
<article-title xml:lang="es"><![CDATA[Placenta previa: factores de riesgo e impacto en la morbimortalidad materno-perinatal en Bogotá, Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres-Berra]]></surname>
<given-names><![CDATA[Katerin Cristina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Uriel-Calvo]]></surname>
<given-names><![CDATA[María Montserrat]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rincón-Franco]]></surname>
<given-names><![CDATA[Sara]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[De la Hoz-Valle]]></surname>
<given-names><![CDATA[José Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romero-Infante]]></surname>
<given-names><![CDATA[Ximena Carolina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad El Bosque  ]]></institution>
<addr-line><![CDATA[Bogotá D.C. ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Ecodiagnóstico El Bosque S.A.S.  ]]></institution>
<addr-line><![CDATA[Bogotá D.C. ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad El Bosque  ]]></institution>
<addr-line><![CDATA[Bogotá D.C. ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<volume>70</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-00112022000300202&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-00112022000300202&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-00112022000300202&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Placenta previa can cause bleeding during the second half of pregnancy and may compromise the health of both the mother and the fetus. Knowing the associated risk factors allows for the early identification of pregnant women at high risk of placenta previa.  Objective: To describe the risk factors for placenta previa in a sample of pregnant women treated in Bogotá D.C., Colombia, as well as their maternal and perinatal morbidity and mortality.  Materials and methods: Retrospective descriptive study. 17 pregnant women diagnosed with placenta previa and admitted to the High Obstetric Risk Unit of a tertiary care hospital between 2013 and 2017 were included. Medical records were reviewed to collect data on risk factors for placenta previa and clinical and sociodemo-graphic characteristics. In the descriptive analysis, means and standard deviations and absolute and relative frequencies were calculated for quantitative and qualitative variables, respectively.  Results: The most frequent risk factors were &gt;4 pregnancies (64.70%), maternal age &gt;35 years (29.41%), and history of miscarriage (29.41%). Maternal morbidity was higher than fetal morbidity: three patients required transfusion of blood products, and another underwent a subtotal hysterectomy, while no perinatal complications were reported, with the exception of one stillbirth.  Conclusions: A history of miscarriage, &gt;4 pregnancies, and maternal age &gt;35 years were the most frequent risk factors. Furthermore, the degree of maternal-perinatal complications did not depend on the type of placenta previa. Knowing which pregnant women are at higher risk of placenta previa as a result of the early identification of these risk factors allows for a better clinical approach, reducing morbidity and mortality rates in both the mother and the child.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción. La placenta previa puede causar hemorragias en la segunda mitad del embarazo que pueden llegar a comprometer la salud materno-perinatal. Conocer los factores de riesgo asociados permite identificar tempranamente gestantes con alto riesgo de placenta previa.  Objetivo. Describir los factores de riesgo de placenta previa en una muestra de gestantes atendidas en Bogotá D.C., Colombia, así como su impacto en la morbimortalidad materno -perinatal.  Materiales y métodos. Estudio descriptivo retrospectivo. Se incluyeron 17 gestantes diagnosticadas con placenta previa que ingresaron entre 2013 y 2017 a la Unidad de Alto Riesgo Obstétrico de un hospital de tercer nivel. Se revisaron las historias clínicas para recolectar datos sobre factores de riesgo y características clínicas y sociodemográficas. En el análisis descriptivo, para las variables cuantitativas se calcularon medias y desviaciones estándar y para las cualitativas, frecuencias absolutas y relativas.  Resultados. Los factores de riesgo más frecuentes fueron haber tenido &gt;4 embarazos (64.70%), edad materna &gt;35 años (29.41%) y aborto previo (29.41%). La morbilidad materna fue mayor que la fetal: 3 pacientes requirieron transfusión de hemoderivados y en otra fue necesario realizar histerectomía subtotal, mientras que no se reportaron complicaciones perinatales, a excepción de un mortinato.  Conclusiones. Haber tenido &gt;4 embarazos, tener una edad materna &gt;35 años y el antecedente de aborto fueron los factores de riesgo más frecuentes; además, el grado de las complicaciones materno-perinatales fue independiente del tipo de placenta previa. Saber cuáles son las gestantes con mayor riesgo de presentar esta condición mediante la identificación temprana de estos factores permite brindarles un mejor abordaje clínico, lo que permitirá disminuir la morbimortalidad del binomio madre-hijo.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Placenta Previa]]></kwd>
<kwd lng="en"><![CDATA[Risk Factors]]></kwd>
<kwd lng="en"><![CDATA[Hemorrhage]]></kwd>
<kwd lng="en"><![CDATA[Morbidity]]></kwd>
<kwd lng="en"><![CDATA[Mortality (MeSH)]]></kwd>
<kwd lng="es"><![CDATA[Placenta previa]]></kwd>
<kwd lng="es"><![CDATA[Factores de riesgo]]></kwd>
<kwd lng="es"><![CDATA[Hemorragia]]></kwd>
<kwd lng="es"><![CDATA[Morbilidad]]></kwd>
<kwd lng="es"><![CDATA[Mortalidad (DeCS)]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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<volume>19</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>1-12</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
