<?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>0300-9041</journal-id>
<journal-title><![CDATA[Ginecología y obstetricia de México]]></journal-title>
<abbrev-journal-title><![CDATA[Ginecol. obstet. Méx.]]></abbrev-journal-title>
<issn>0300-9041</issn>
<publisher>
<publisher-name><![CDATA[Federación Mexicana de Colegios de Obstetricia y Ginecología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0300-90412022000500385</article-id>
<article-id pub-id-type="doi">10.24245/gom.v90i5.3386</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Influencia del sobrepeso y la obesidad pregestacionales en el embarazo y en los desenlaces perinatales]]></article-title>
<article-title xml:lang="en"><![CDATA[Influence of pre-pregnancy overweight and obesity in pregnancy and perinatal outcomes.]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruipérez-Pacheco]]></surname>
<given-names><![CDATA[Estefanía]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carmona-Payán]]></surname>
<given-names><![CDATA[Paola]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Blázquez-Barbero]]></surname>
<given-names><![CDATA[Elena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Herráiz-Martínez]]></surname>
<given-names><![CDATA[Miguel Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Complutense de Madrid  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Complutense de Madrid  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<volume>90</volume>
<numero>5</numero>
<fpage>385</fpage>
<lpage>394</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0300-90412022000500385&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0300-90412022000500385&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0300-90412022000500385&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  OBJETIVO: Primario: comparar las diferencias en la vía de nacimiento (cesárea, instrumentado o parto eutócico) entre embarazadas con IMC &#8805; 25 y menor de 25. Secundario: comparar las diferentes complicaciones gestacionales y puerperales en embarazadas con IMC &#8805; 25 y menor que éste.  MATERIALES Y MÉTODOS:  Estudio analítico, longitudinal, observacional, de cohortes y retrospectivo efectuado en pacientes atendidas entre diciembre de 2010 y diciembre de 2015 en el Hospital Clínico San Carlos, Madrid, España. Parámetros de estudio: concepción natural o asistida, diabetes gestacional, enfermedad hipertensiva e hipotiroidismo gestacionales, peso del feto y semanas de embarazo al momento de su finalización, inducción y sus causas, vía del parto y complicaciones puerperales.  RESULTADOS: Se estudiaron 642 embarazadas con límites de edad de 13 y 45 años, con media de 32 años. El riesgo de cesárea fue 1.6 veces superior en embarazadas con IMC &#8805; 25. Este grupo tuvo dos veces más diabetes gestacional y fetos macrosómicos y tres veces más hipertensión gestacional que las embarazadas con IMC normal. Las inducciones del parto y las complicaciones del puerperio tuvieron una tendencia mayor en IMC más elevados, sin diferencias estadísticamente significativas.  CONCLUSIONES: Se encontró mayor incidencia de cesáreas, diabetes e hipertensión gestacional y fetos macrosómicos en las pacientes que iniciaron el embarazo con sobrepeso u obesidad en comparación con quienes tuvieron peso normal. Los desenlaces obtenidos justifican la importancia de una intervención en estos casos para recomendar hábitos nutricionales adecuados y estilo de vida activo que permitan alcanzar un peso saludable previo al embarazo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  OBJECTIVE: Primary: to compare the differences in the route of birth (cesarean section, instrumental or euthyroid delivery) between pregnant women with BMI &#8805; 25 and less than 25. Secondary: to compare the different gestational and puerperal complications in pregnant women with BMI &#8805; 25 and less than 25.  MATERIALS AND METHODS: Analytical, longitudinal, observational, cohort and retrospective study performed in patients attended between December 2010 and December 2015 at the Hospital Clínico San Carlos, Madrid, Spain. Study parameters: natural or assisted conception, gestational diabetes, gestational hypertensive disease and hypothyroidism, fetal weight and weeks of pregnancy at termination, induction and its causes, route of delivery and puerperal complications.  RESULTS: We studied 642 pregnant women with age limits of 13 and 45 years, mean 32 years. The risk of cesarean section was 1.6 times higher in pregnant women with BMI &#8805; 25. This group had twice as many gestational diabetes and macrosomic fetuses and three times more gestational hypertension than pregnant women with normal BMI. Labor inductions and puerperium complications had a higher trend in higher BMIs, with no statistically significant differences.  CONCLUSIONS: A higher incidence of cesarean section, diabetes, gestational hypertension and macrosomic fetuses was found in patients who started pregnancy overweight or obese compared to those with normal weight. The outcomes obtained justify the importance of an intervention in these cases to recommend adequate nutritional habits and an active lifestyle to achieve a healthy weight prior to pregnancy.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cesárea]]></kwd>
<kwd lng="es"><![CDATA[embarazadas]]></kwd>
<kwd lng="es"><![CDATA[índice de masa corporal]]></kwd>
<kwd lng="es"><![CDATA[sobrepeso]]></kwd>
<kwd lng="es"><![CDATA[obesidad]]></kwd>
<kwd lng="es"><![CDATA[diabetes gestacional]]></kwd>
<kwd lng="es"><![CDATA[peso del feto]]></kwd>
<kwd lng="es"><![CDATA[incidencia]]></kwd>
<kwd lng="es"><![CDATA[España]]></kwd>
<kwd lng="en"><![CDATA[Cesarean section]]></kwd>
<kwd lng="en"><![CDATA[Pregnant women]]></kwd>
<kwd lng="en"><![CDATA[body Mass Index]]></kwd>
<kwd lng="en"><![CDATA[Overweight]]></kwd>
<kwd lng="en"><![CDATA[Obesity]]></kwd>
<kwd lng="en"><![CDATA[Gestational diabetes]]></kwd>
<kwd lng="en"><![CDATA[Fetal weight]]></kwd>
<kwd lng="en"><![CDATA[Incidence]]></kwd>
<kwd lng="en"><![CDATA[Spain]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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