<?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>0864-0300</journal-id>
<journal-title><![CDATA[Revista Cubana de Investigaciones Biomédicas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Invest Bioméd]]></abbrev-journal-title>
<issn>0864-0300</issn>
<publisher>
<publisher-name><![CDATA[ECIMED]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-03002023000100006</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Anemia in pregnant women residing at different geographical altitudes in Arequipa, Peru]]></article-title>
<article-title xml:lang="es"><![CDATA[Anemia en gestantes residentes en diferentes altitudes geográficas de Arequipa, Perú]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Muñoz del Carpio Toia]]></surname>
<given-names><![CDATA[Agueda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alarcón Yaquetto]]></surname>
<given-names><![CDATA[Dulce Esperanza]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez Cervantes]]></surname>
<given-names><![CDATA[Giancarlo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez Guillén]]></surname>
<given-names><![CDATA[Johany Cecilia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cornejo Roselló]]></surname>
<given-names><![CDATA[Ismael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas Pauca]]></surname>
<given-names><![CDATA[Sandrino]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Iparraguirre Meza]]></surname>
<given-names><![CDATA[Melva]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cóndor Privat]]></surname>
<given-names><![CDATA[Mildred Hilda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Diaz del Olmo Calvo]]></surname>
<given-names><![CDATA[Francesca]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bernabé Ortiz]]></surname>
<given-names><![CDATA[Julio Cesar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zubieta Calleja]]></surname>
<given-names><![CDATA[Gustavo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Católica de Santa María Escuela de Medicina Humana ]]></institution>
<addr-line><![CDATA[ Arequipa]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Peruana Cayetano Heredia Unidad de Conocimiento y Evidencia (CONEVID) ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Gerencia Regional de Salud de Arequipa  ]]></institution>
<addr-line><![CDATA[ Arequipa]]></addr-line>
<country>Perú</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Peruana Los Andes Escuela Profesional de Obstetricia ]]></institution>
<addr-line><![CDATA[ Junín]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Colegio Santa Margarita  ]]></institution>
<addr-line><![CDATA[ Lima]]></addr-line>
<country>Perú</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad Católica Santa María Facultad de Ciencias Farmacéuticas, Bioquímicas y Biotecnológicas ]]></institution>
<addr-line><![CDATA[ Arequipa]]></addr-line>
<country>Perú</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,High Altitude Pulmonary and Pathology Institute (HAPPI-IPPA)  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>USA</country>
</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>42</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-03002023000100006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-03002023000100006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-03002023000100006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Purpose:  To identify the frequency of anemia in pregnant women at different geographical altitudes in the Arequipa region of Peru.  Methods:  A quantitative, descriptive, and retrospective study was carried out. The study population consisted of 35,725 pregnant women living in the Arequipa Region at different altitudes. Data on age, gestational age, weight, height, province of residence, altitude, hemoglobin were collected.  Results:  Using World Health Organization altitude adjusted hemoglobin values, anemia prevalence in pregnant women between 2018-2019 was 13.7 % in the Arequipa Region, while using unadjusted hemoglobin, the overall prevalence was 4.1 %. When analyzed by altitudes, the frequency of anemia was 9.77 % below 1 000 m 13.1 % between 1 000-1 999 m, 13.1 % between 2.000-2.999 m, 31.5 % between 3.000-3.999 and 47.1 % between 4.000-4.999. Nevertheless, when using unadjusted hemoglobin values rates were 6.67 % for the 1.000-1.999 range, 2.39 % for ranges between 2.000-2.999 m and 3.000-3.999 m, and 5.19 % for altitudes above 4.000 m.  Conclusions:  There is a directly proportional correlation in the prevalence of anemia in pregnant women and higher altitude (p&lt;0.01) as well as levels of anemia during the last trimester of pregnancy. Adjusting the hemoglobin values by altitude results in triple the prevalence of anemia. A throughout revision of the suitability of current guidelines to diagnose and prevent anemia at high altitude is recommended.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Objetivo:  Identificar la frecuencia de anemia en gestantes de diferentes altitudes geográficas en la región Arequipa, Perú.  Métodos:  Se realizó un estudio cuantitativo, descriptivo y retrospectivo. La población de estudio estuvo constituida por 35 725 gestantes residentes en la Región Arequipa a diferentes altitudes. Se recogieron datos de edad, edad gestacional, peso, talla, provincia de residencia, altitud, hemoglobina.  Resultados:  Utilizando los valores de hemoglobina ajustados por altitud de la Organización Mundial de la Salud, la prevalencia de anemia en gestantes entre 2018-2019 fue de 13,7 % en la Región Arequipa, mientras que utilizando la hemoglobina no ajustada, la prevalencia global fue de 4,1 %. Al analizar por altitudes, la frecuencia de anemia fue de 9,77 % por debajo de 1 000 m 13,1 % entre 1 000-1 999 m, 13,1 % entre 2 000-2 999 m, 31,5 % entre 3 000-3 999 y 47,1 % entre 4 000-4 999. Sin embargo, cuando se utilizaron valores de hemoglobina no ajustados, las tasas fueron del 6,67 % para el intervalo de 1 000-1 999, del 2,39 % para los intervalos entre 2 000-2 999 m y 3 000-3 999 m, y del 5,19 % para altitudes superiores a 4 000 m.  Conclusiones:  Existe una correlación directamente proporcional en la prevalencia de anemia en embarazadas y mayor altitud (p&lt;0,01), así como niveles de anemia durante el último trimestre del embarazo. Ajustando los valores de hemoglobina por la altitud se triplica la prevalencia de anemia. Se recomienda una revisión en profundidad de la idoneidad de las directrices actuales para diagnosticar y prevenir la anemia a gran altitud.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[pregnant women]]></kwd>
<kwd lng="en"><![CDATA[anemia]]></kwd>
<kwd lng="en"><![CDATA[high altitude]]></kwd>
<kwd lng="en"><![CDATA[hemoglobin]]></kwd>
<kwd lng="es"><![CDATA[embarazadas]]></kwd>
<kwd lng="es"><![CDATA[anemia]]></kwd>
<kwd lng="es"><![CDATA[altitud]]></kwd>
<kwd lng="es"><![CDATA[hemoglobina]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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