<?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>S0300-90412023000700002</article-id>
<article-id pub-id-type="doi">10.24245/gom.v91i7.8163</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Nivel de ansiedad según el trimestre del embarazo en un establecimiento de salud de atención primaria]]></article-title>
<article-title xml:lang="en"><![CDATA[Level of anxiety according to gestational trimester in a primary care health establishment]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salgado Contreras]]></surname>
<given-names><![CDATA[Ricardo Michael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres Chauca]]></surname>
<given-names><![CDATA[María Luisa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salazar Campos]]></surname>
<given-names><![CDATA[Rosa Martha]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bolívar Renón]]></surname>
<given-names><![CDATA[Jenny Luz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quispe Alosilla]]></surname>
<given-names><![CDATA[Yolanda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chilipio Chiclla]]></surname>
<given-names><![CDATA[Marco Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Ministerio de Salud  ]]></institution>
<addr-line><![CDATA[Apurímac ]]></addr-line>
<country>Perú</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional Mayor de San Marcos Departamento Académico de Obstetricia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Nacional Mayor de San Marcos Facultad de Medicina ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Nacional Mayor de San Marcos Departamento Académico de Obstetricia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Nacional Mayor de San Marcos Departamento Académico de Obstetricia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad Nacional Mayor de San Marcos Departamento Académico de Obstetricia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Peru</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>91</volume>
<numero>7</numero>
<fpage>469</fpage>
<lpage>478</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0300-90412023000700002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0300-90412023000700002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0300-90412023000700002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  OBJETIVO:  Determinar el nivel de ansiedad de las embarazadas conforme al trimestre de la gestación.  MATERIALES Y MÉTODOS:  Estudio observacional, correlacional y transversal efectuado en mujeres en curso del primer, segundo y tercer trimestre del embarazo atendidas en el Centro de Salud Base San Martín de Porres, Lima, Perú, entre diciembre de 2021 y febrero de 2022, a quienes se les aplicó el instrumento de tamizaje de ansiedad prenatal (Perinatal Anxiety Screening Scale [PASS]) y su variación según el trimestre del embarazo con las pruebas de &#967;2, Kruskall-Wallis y ANOVA.  RESULTADOS:  Se estudiaron 153 pacientes en los tres trimestres del embarazo en quienes se encontró: ansiedad prenatal en el 69.9% (n = 107); ansiedad leve en 45.8% (n = 70) y ansiedad moderada-severa en 24.2% (n = 37). El porcentaje es mayor de 100% porque no en todos los trimestres se encontraron síntomas depresivos. Solo 30.1% (n = 46) de las embarazadas no tuvieron síntomas de ansiedad prenatal. La puntuación de ansiedad global mostró un comportamiento diferente según el trimestre de gestación (ANOVA: p = 0,006), con predominio de mayor ansiedad en el primer trimestre seguido del tercero. La comparación por parejas solo mostró diferencias significativas en la puntuación de ansiedad entre el primer y el tercer trimestre (test de Tukey: p &gt; 0.05).  CONCLUSIONES:  Más de la mitad de las embarazadas cursó con ansiedad, sobre todo en el primer y tercer trimestre y menor en el segundo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[  Abstract   OBJECTIVE:  To determine the anxiety level of pregnant women according to the trimester of gestation.  MATERIALS AND METHODS:  Observational, analytical and prospective study of a random sample of pregnant women attended in a first level facility of the Ministry of Health (MINSA). Anxiety was assessed with the Perinatal Anxiety Screening Scale (PASS) and its variation according to the trimester of pregnancy with the &#967;2, Kruskall-Wallis and ANOVA tests.  RESULTS:  The prevalence of anxiety during pregnancy was 69.9% (n = 107) in a sample of 153 patients. Except for the social anxiety dimension (p &gt; 0.05), significant differences were found in the scores of the anxiety dimensions by trimester. They were highest in the first, followed by the third trimester (p &lt; 0.05). The global anxiety score showed different behavior by trimester of pregnancy (ANOVA: p = 0.006), with predominance of higher anxiety in the first trimester followed by the third trimester. Comparison by couples only showed significant differences in anxiety score between the first and third trimester (Tukey test: p &gt; 0.05).  CONCLUSIONS:  More than half of the pregnant women had anxiety, especially in the first and third trimester and less in the second trimester.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Ansiedad]]></kwd>
<kwd lng="es"><![CDATA[prevalencia]]></kwd>
<kwd lng="es"><![CDATA[embarazadas]]></kwd>
<kwd lng="es"><![CDATA[embarazo]]></kwd>
<kwd lng="es"><![CDATA[ansiedad perinatal]]></kwd>
<kwd lng="en"><![CDATA[Anxiety]]></kwd>
<kwd lng="en"><![CDATA[Prevalence]]></kwd>
<kwd lng="en"><![CDATA[Pregnant women]]></kwd>
<kwd lng="en"><![CDATA[Gestation]]></kwd>
<kwd lng="en"><![CDATA[Perinatal anxiety]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="">
<collab>Organización Mundial de la Salud</collab>
<source><![CDATA[Depresión y otros trastornos mentales comunes. Estimaciones sanitarias mundiales]]></source>
<year>2017</year>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Field]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prenatal anxiety effects A review]]></article-title>
<source><![CDATA[Infant Behavior and Development]]></source>
<year>2017</year>
<volume>49</volume>
<page-range>120-8</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kingston]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Study protocol for a randomized, controlled, superiority trial comparing the clinical and cost-effectiveneness of integrated online mental health assessment-referral-care in pregnancy to usual prenatal care on prenatal an postnatal mental health and infan]]></article-title>
<source><![CDATA[]]></source>
<year>2014</year>
<volume>15</volume>
<numero>72</numero>
<issue>72</issue>
</nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arranz]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Montenegro]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Camacho]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Parés]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Goberna]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[La influencia del estrés o ansiedad de la gestante en el peso fetal o neonatal: revisión bibliográfica]]></article-title>
<source><![CDATA[Matronas Prof]]></source>
<year>2017</year>
<volume>18</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>19-77</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Purizaca]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Modificaciones Fisiológicas en el Embarazo]]></article-title>
<source><![CDATA[Rev Per Ginecol Obstet]]></source>
<year>2010</year>
<volume>56</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>57-69</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Amato]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Chávez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Ramirez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Rangel]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Rivera]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Depresión y ansiedad en embarazadas]]></article-title>
<source><![CDATA[Salus Online]]></source>
<year>2013</year>
<volume>17</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>32-40</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Piazza]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Fiesta]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalencia anual de trastornos y uso de servicios de salud mental en el Perú: Resultados del estudio mundial de salud mental, 2005]]></article-title>
<source><![CDATA[Rev. Perú Med, exp. Salud Publica]]></source>
<year>2014</year>
<volume>31</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>30-8</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vara]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Rimari]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluación de la ansiedad en embarazadas en tiempos de Covid-19, en un hospital del Callao]]></article-title>
<source><![CDATA[Agora Rev Cient]]></source>
<year>2021</year>
<volume>8</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>17-22</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ramirez]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Rodriguez]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Salud mental en madres en el periodo perinatal]]></article-title>
<source><![CDATA[Andes Pediatr]]></source>
<year>2014</year>
<volume>92</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>e01-9</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Berlanga]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<collab>PRVMBF</collab>
<article-title xml:lang=""><![CDATA[Satisfacción en la provisión de redes de apoyo social en grupos de acompañamiento a la maternidad]]></article-title>
<source><![CDATA[Enferm Glob]]></source>
<year>2014</year>
<numero>33</numero>
<issue>33</issue>
<page-range>18-32</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Somerville]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Dedman]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Hagan]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Oxnan]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Wettinger]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Byrne]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Perinatal Anxiety Screening Scale development and preliminary validation]]></article-title>
<source><![CDATA[Arch Womens Ment Health]]></source>
<year>2014</year>
<volume>17</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>443-54</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mohammad]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Othman]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Khalaf]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Translation of Perinatal Anxiety Screening Scale (PASS) into Arabic]]></article-title>
<source><![CDATA[Open Journal of Nursing]]></source>
<year>2020</year>
<volume>10</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>367-80</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yazici]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Mutu]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Uslu]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Kose]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Cevrioglu]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Bulent]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Perinatal Anxiety Screening Scale validiy and reliability study in Turkish (PASS-TR validity and reliability)]]></article-title>
<source><![CDATA[Psychiatry and Clinical Psychopharmacology]]></source>
<year>2019</year>
<volume>29</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>609-17</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Coo]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Medina]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluación de las propiedades psicométricas de la Escala de Ansiedad Perinatal en una muestra de madres en Chile]]></article-title>
<source><![CDATA[Ansiedad y Estrés]]></source>
<year>2022</year>
<volume>28</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>40-6</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Etienne]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Salud mental como componente de la salud universal]]></article-title>
<source><![CDATA[Rev Panam Salud Publica]]></source>
<year>2018</year>
<volume>42</volume>
</nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grigoriadis]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Graves]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Peer]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Mamisashvili]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Tomlimson]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Vigod]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Maternal anxiety during pregnancy and the association with adverse perinatal outcomes]]></article-title>
<source><![CDATA[The Journal of Clinical Pysichiatry]]></source>
<year>2018</year>
<volume>79</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>e1-e22</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vega]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Guerrero]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Guzmán]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Huamaní]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ansiedad y depresión en embarazadas adolescentes en un hospital de Lima, Perú]]></article-title>
<source><![CDATA[Rev Int Salud Materno Fetal]]></source>
<year>2019</year>
<volume>4</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>03-7</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[De Jesús]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Alves]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Carvalho]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ansiedad en el embarazo prevalencia y factores asociados]]></article-title>
<source><![CDATA[Rev Esc Enferm]]></source>
<year>2017</year>
<volume>51</volume>
</nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Osma]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Lozano]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Mojica]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Redondo]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalencia de depresión y ansiedad y variables asociadas en embarazadas de Bucaramanga y Floridablanca (Santander, Colombia)]]></article-title>
<source><![CDATA[Revista de la Facultad de Ciencias de la Salud]]></source>
<year>2019</year>
<volume>22</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>171-85</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Xiu]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Yi]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Shao]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Ruo]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Xiao]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Shi]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Maternal anxiety during pregnancy and adverse birth outcomes a systematic review and meta-analysis of prospective cohort studies]]></article-title>
<source><![CDATA[J Affect Disord]]></source>
<year>2014</year>
<volume>159</volume>
<page-range>103-10</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Monterrosa]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Rodelo]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Monterrosa]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Morales]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factores psicosociales y obstétricos asociados con depresión, ansiedad o estrés psicológico en embarazadas residentes en el Caribe colombiano]]></article-title>
<source><![CDATA[Ginecol Obstet Mex]]></source>
<year>2022</year>
<volume>90</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>134-47</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mendoza]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Maldonado]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Salvatierra]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nivel de ansiedad y depresión por el Coronavirus en embarazadas atendidas en establecimientos de salud de Huancayo, 2020]]></article-title>
<source><![CDATA[Visionarios en Ciencia y Tecnología]]></source>
<year>2021</year>
<volume>6</volume>
<page-range>15-22</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bayrampour]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Ali]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[McNeil]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Benzies]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[MacQueen]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Tough]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pregnancy-related anxiety A concept analysis]]></article-title>
<source><![CDATA[International Journal of Nursing Studies]]></source>
<year>2016</year>
<volume>55</volume>
<page-range>115-30</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Soto]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[De la Fe]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Escudero]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Ferrer]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Nhu]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Incidence, prevalence and risk factors related to anxiety symptoms during pregnancy]]></article-title>
<source><![CDATA[Psicothema]]></source>
<year>2018</year>
<volume>30</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>257-63</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Muyidili]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Jiang]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence and relevant factors of anxiety and depression among pregnant women in a cohort study from south-east China]]></article-title>
<source><![CDATA[J Reprod Infant Psychol]]></source>
<year>2018</year>
<volume>36</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>519-29</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cheang]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Soldini]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Montenegro]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalencia de Trastorno de Ansiedad Generalizada según el Trimestre de Embarazo]]></article-title>
<source><![CDATA[Revista de la Facultad de Medicina]]></source>
<year>2018</year>
<volume>1</volume>
<numero>25</numero>
<issue>25</issue>
<page-range>42-7</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kalayil]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[D`Souza]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Subrahmanya]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence of pregnancy anxiety and associated factors]]></article-title>
<source><![CDATA[International Journal of Africa Nursing Sciences]]></source>
<year>2015</year>
<volume>3</volume>
<page-range>01-7</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ting]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Yao]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Dou]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Guo]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Yue]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Zhao]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence and Risk Factors of Maternal Anxiety in Late Pregnancy in China]]></article-title>
<source><![CDATA[Int J Environ Res Public Health]]></source>
<year>2016</year>
<volume>13</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>468</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
