<?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>1665-1146</journal-id>
<journal-title><![CDATA[Boletín médico del Hospital Infantil de México]]></journal-title>
<abbrev-journal-title><![CDATA[Bol. Med. Hosp. Infant. Mex.]]></abbrev-journal-title>
<issn>1665-1146</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Salud, Hospital Infantil de México Federico Gómez]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-11462024000100010</article-id>
<article-id pub-id-type="doi">10.24875/bmhim.23000160</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Relationship between skin-to-skin contact during the first hour of life and duration of exclusive breastfeeding]]></article-title>
<article-title xml:lang="es"><![CDATA[Relación entre el contacto piel con piel durante la primera hora de vida y la duración de la lactancia materna exclusiva]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Prian-Gaudiano]]></surname>
<given-names><![CDATA[Alejandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Horta-Carpinteyro]]></surname>
<given-names><![CDATA[Daniela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sarmiento-Aguilar]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Médico ABC Campus Santa Fe Centro Médico ABC Campus Santa Fe ]]></institution>
<addr-line><![CDATA[ Mexico City]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2024</year>
</pub-date>
<volume>81</volume>
<numero>1</numero>
<fpage>10</fpage>
<lpage>15</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-11462024000100010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-11462024000100010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-11462024000100010&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: Exclusive breastfeeding (BF) has the greatest potential impact on child mortality of any preventive intervention. Skin-to-skin contact (SSC) during the first hour of life is beneficial for initiating BF; however, routine separation of mother and infant is still common. This work aimed to demonstrate that SSC during the first hour of life is associated with a greater frequency and duration of exclusive BF.  Methods: This is an observational case&#8211;control study. We reviewed the medical records of patients born between 2016 and 2022 classified as cases or controls based on the history of SSC in the first hour of life. Statistical analysis was performed using SPSS version 28.  Results: We included 362 medical records, of which 200 (55.2%) had SSC and were considered cases; the 162 (44.8%) who did not have SSC were considered controls. Those who received SSC were more likely to receive exclusive BF at 3 (163 [81.5%] vs. 94 [58%], p &lt; 0.001) and 6 months of age (147 [73.5%] vs. 83 [51.2%], p &lt; 0.001).  Conclusions: Patients who received SSC in the first hour of life were more likely to receive exclusive BF at 3 and 6 months of age. Promoting and respecting this practice is essential to increase the possibility of a newborn to be exclusively breastfed for the first 6 months of life.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: La lactancia materna exclusiva (LME) es la intervención preventiva con mayor impacto en mortalidad infantil. El contacto piel con piel (CPP) durante la primera hora de vida es un periodo crítico para establecer la lactancia; sin embargo, la separación rutinaria del recién nacido de su madre es frecuente. El objetivo de este trabajo fue demostrar que el CPP durante la primera hora se asocia con mayor frecuencia y duración de LME.  Métodos: Se llevó a cabo un estudio observacional de casos y controles. Se revisaron expedientes de pacientes de nuestra consulta pediátrica que nacieron entre 2016 y 2022. Se clasificaron como casos y controles de acuerdo con el antecedente de haber recibido CPP durante la primera hora de vida. Se realizó el análisis estadístico en SPSS version 28.  Resultados: Se incluyeron 362 expedientes, de los cuales 200 (55.2%) recibieron CPP en la primera hora de vida y fueron considerados casos; los 162 (44.8%) que no lo hicieron fueron considerados controles. Aquellos que recibieron CPP tuvieron con mayor frecuencia LME a los 3 (163 [81.5%] vs. 94 [58%], p &lt; 0.001) y 6 meses de edad (147 [73.5%] vs. 83 [51.2%], p &lt; 0.001).  Conclusiones: La frecuencia con la cual los pacientes lograron tener lactancia materna exclusiva a los 3 y 6 meses es mayor en aquellos en los que se respeta el CPP en la primera hora de vida. Promover y respetar esta práctica es fundamental para incrementar las probabilidades de que los lactantes reciban LME durante sus primeros 6 meses de vida.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Skin-to-skin contact]]></kwd>
<kwd lng="en"><![CDATA[Breastfeeding]]></kwd>
<kwd lng="en"><![CDATA[Exclusive breastfeeding]]></kwd>
<kwd lng="es"><![CDATA[Contacto piel con piel]]></kwd>
<kwd lng="es"><![CDATA[Lactancia]]></kwd>
<kwd lng="es"><![CDATA[Lactancia materna exclusiva]]></kwd>
</kwd-group>
</article-meta>
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