<?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>S0300-90412023000800570</article-id>
<article-id pub-id-type="doi">10.24245/gom.v91i8.8229</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Índice de Robson: riesgo de cesárea en un centro de primer nivel en México]]></article-title>
<article-title xml:lang="en"><![CDATA[Robson index, c-section risk in a first level center in Mexico.]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramírez Flores]]></surname>
<given-names><![CDATA[Daniel Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz Cabrera]]></surname>
<given-names><![CDATA[Ixel Lorena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno López]]></surname>
<given-names><![CDATA[Raúl de Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López de Silanes]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fuentes Astudillo]]></surname>
<given-names><![CDATA[Zomar Roberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ayala-Yáñez]]></surname>
<given-names><![CDATA[Rodrigo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Asociación Hispano Mexicana (CIMIGen)  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro Médico ABC  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<volume>91</volume>
<numero>8</numero>
<fpage>570</fpage>
<lpage>580</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0300-90412023000800570&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0300-90412023000800570&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0300-90412023000800570&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  OBJETIVO: Determinar, conforme al Índice de Robson, la tasa de cesáreas en pacientes atendidas, en un periodo de nueve meses, en el Centro de Investigación Materno-Infantil del Grupo de Estudios al Nacimiento.  MATERIALES Y MÉTODOS: Estudio retrospectivo, transversal, descriptivo y monocéntrico efectuado en pacientes embarazadas atendidas en el Centro de Investigación Materno Infantil del Grupo de Estudios al Nacimiento, (CIMIGen) que finalizaron el embarazo por cesárea y en quienes se utilizó el índice de Robson para su clasificación. Parámetros de estudio: indicaciones de la cesárea, riesgo de pérdida del bienestar fetal, alta de progresión del trabajo de parto, falla en la inducción del trabajo de parto, macrosomía, periodo intergenésico corto (menos de 18 meses).  RESULTADOS: Se obtuvieron 569 pacientes de las que 228 finalizaron el embarazo mediante cesárea y 341 por parto, lo que representó una tasa de cesáreas del 39.9%. Al aplicar el método de clasificación de Robson, los grupos con mayor contribución relativa a la tasa global de cesáreas fueron: grupo 1 (17.62%), grupo 2, subdividido en sus dos categorías: 2a con 19.38% y 2b 17.18%; y el grupo 5.1 (22.91%) y grupo 5.2 (3.96%). Las principales indicaciones de cesárea fueron: 1) riesgo de pérdida del bienestar fetal (18.9%), 2) falta de progresión del trabajo de parto (16.7%), 3) falla en la inducción del trabajo de parto (11.1%), 4) macrosomía (7.2%) y 5) periodo intergenésico corto (7.2%).  CONCLUSIONES: El índice de Robson señaló a los grupos 1, 2 y 5 como los mayores contribuyentes a la tasa de cesáreas en CIMIGen. Esta tendencia, grupos 1 y 2 con porcentajes elevados, también se observa en otros centros de atención en México, lo que pudiera indicar una práctica de atención obstétrica que debe revisarse. Esto también se ve en otros países, aunque los porcentajes son distintos pero siguen siendo considerables en los grupos 1, 2 y 5.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  OBJECTIVE: To determine, according to the Robson Index, the caesarean section rate in patients attended, over a period of nine months, at the Maternal and Infant Research Centre of the Childbirth Studies Group.  MATERIALS AND METHODS: Retrospective, cross-sectional, descriptive, single-centre study carried out in pregnant patients attended at the Maternal and Infant Research Centre of the Childbirth Study Group (CIMIGen) who terminated gestation by caesarean section and in whom the Robson index was used for classification. Study parameters: indications for caesarean section, risk of loss of fetal well-being, high labour progression, failure of labour induction, macrosomia, short inter-gestational period (less than 18 months).  RESULTS: We obtained 569 patients of whom 228 terminated pregnancy by caesarean section and 341 by delivery, representing a caesarean section rate of 39.9%. Applying Robson&amp;apos;s classification method, the groups with the highest relative contribution to the overall caesarean section rate were: group 1 (17.62%), group 2, subdivided into its two categories: 2a with 19.38% and 2b 17.18%; and group 5.1 (22.91%) and group 5.2 (3.96%). The main indications for caesarean section were 1) risk of loss of fetal well-being (18.9%), 2) failure of labour to progress (16.7%), 3) failure of induction of labour (11.1%), 4) macrosomia (7.2%) and 5) short inter-gestational period (7.2%).  CONCLUSIONS: Robson&amp;apos;s index pointed to groups 1, 2 and 5 as the largest contributors to the caesarean section rate at CIMIGen. This trend, groups 1 and 2 with high percentages, is also seen in other facilities in Mexico, which may indicate an obstetric care practice that needs to be reviewed. This is also seen in other countries, although the percentages are different but still considerable in groups 1, 2 and 5.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Índice de Robson]]></kwd>
<kwd lng="es"><![CDATA[cesárea]]></kwd>
<kwd lng="es"><![CDATA[tasa de cesáreas]]></kwd>
<kwd lng="es"><![CDATA[indicaciones absolutas]]></kwd>
<kwd lng="en"><![CDATA[Robson Index]]></kwd>
<kwd lng="en"><![CDATA[Cesarean section]]></kwd>
<kwd lng="en"><![CDATA[Cesarean section rate]]></kwd>
<kwd lng="en"><![CDATA[Cesarean absolute indications]]></kwd>
</kwd-group>
</article-meta>
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