<?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>S0300-90412024000100002</article-id>
<article-id pub-id-type="doi">10.24245/gom.v92i1.8876</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Anemia ferropénica en el embarazo: esquema de sulfato ferroso intermitente en comparación con el continuo]]></article-title>
<article-title xml:lang="en"><![CDATA[Iron deficiency anaemia in pregnancy: comparison of intermittent versus continuous ferrous sulphate regimen]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castellanos Hernández]]></surname>
<given-names><![CDATA[David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Borja Velázquez]]></surname>
<given-names><![CDATA[Miriam]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosales Ortiz]]></surname>
<given-names><![CDATA[Sergio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Hospital de Ginecoobstetricia 4 Luis Castelazo Ayala ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Hospital de Ginecoobstetricia 4 Luis Castelazo Ayala ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<volume>92</volume>
<numero>1</numero>
<fpage>1</fpage>
<lpage>7</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0300-90412024000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0300-90412024000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0300-90412024000100002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  OBJETIVO:  Comparar las concentraciones de hemoglobina en embarazadas con anemia por deficiencia de hierro que recibieron un tratamiento intermitente en comparación con el continuo de 200 mg de sulfato ferroso por vía oral. Además, comparar la frecuencia de efectos secundarios del tratamiento intermitente con el continuo.  MATERIALES Y MÉTODOS:  Ensayo clínico, aleatorizado, no cegado, efectuado en la Unidad Médica de Alta Especialidad Hospital de Ginecoobstetricia 4 Luis Castelazo Ayala, IMSS, en pacientes de 18 a 35 años atendidas entre los meses de enero a marzo del 2023 con 30 o más semanas de embarazo, diagnóstico de anemia ferropénica (definida operativamente solo con una biometría hemática inferior a 11 g/dL, con hipocromía y microcitosis), sin antecedentes de enfermedad crónico-degenerativa. El análisis estadístico se procesó en el programa SPSS v21, la distribución y características de la muestra con análisis univariado, seguido de un análisis bivariado con t de Student y diferencia de medias. Se consideró con significación estadística el valor de p &lt; 0.05.  RESULTADOS:  Se estudiaron 32 pacientes: 16 con esquema continuo y 16 con el intermitente. Ambos grupos con incremento de 1 g/dL entre la hemoglobina inicial y final (p &lt; 0.01), con una diferencia de medias entre el aumento de los grupos con p = 0.4. Con disminución significativa de la epigastralgia y la náusea.  CONCLUSIONES:  El tratamiento intermitente con sulfato ferroso incrementa las concentraciones de hemoglobina igual que un esquema continuo, pero con menos efectos adversos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  OBJECTIVE:  To compare hemoglobin concentrations in pregnant women with iron deficiency anemia who received intermittent versus continuous treatment with 200 mg oral ferrous sulfate. In addition, to compare the incidence of side effects of intermittent versus continuous treatment.  MATERIALS AND METHODS:  Randomized, non-blinded, clinical trial conducted at the Unidad Médica de Alta Especialidad Hospital de Ginecoobstetricia 4 Luis Castelazo Ayala, IMSS, in patients aged 18 to 35 years attended between January and March 2023 with 30 or more weeks of pregnancy, diagnosis of iron deficiency anemia (operationally defined only with a blood biometry lower than 11 g/dL, with hypochromia and microcytosis), without a history of chronic degenerative disease. Statistical analysis was performed in SPSS v21 program, distribution and characteristics of the sample with univariate analysis, followed by bivariate analysis with Student&amp;apos;s t and mean difference. A value of p &lt; 0.05 was considered statistically significant.  RESULTS:  Thirty-two patients were studied: 16 with continuous and 16 with intermittent regimen. Both groups with increase of 1 g/dL between initial and final hemoglobin (p &lt; 0.01), with a mean difference between groups increase with p = 0.4. With significant reduction in epigastralgia and nausea.  CONCLUSIONS:  Intermittent treatment with ferrous sulfate increases hemoglobin concentrations.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Hemoglobina]]></kwd>
<kwd lng="es"><![CDATA[biometría]]></kwd>
<kwd lng="es"><![CDATA[anemia ferropénica]]></kwd>
<kwd lng="es"><![CDATA[embarazadas]]></kwd>
<kwd lng="es"><![CDATA[sulfato ferroso]]></kwd>
<kwd lng="es"><![CDATA[régimen intermitente]]></kwd>
<kwd lng="en"><![CDATA[Hemoglobin]]></kwd>
<kwd lng="en"><![CDATA[Biometry]]></kwd>
<kwd lng="en"><![CDATA[Anemia, iron deficiency]]></kwd>
<kwd lng="en"><![CDATA[Pregnant women]]></kwd>
<kwd lng="en"><![CDATA[Ferrous sulfate]]></kwd>
<kwd lng="en"><![CDATA[Intermittent scheme]]></kwd>
</kwd-group>
</article-meta>
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