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Maternal Psychosocial Stress during Pregnancy and Placenta Weight: Evidence from a National Cohort Study

Identifieur interne : 000450 ( Ncbi/Merge ); précédent : 000449; suivant : 000451

Maternal Psychosocial Stress during Pregnancy and Placenta Weight: Evidence from a National Cohort Study

Auteurs : Marion Tegethoff [Suisse, Allemagne] ; Naomi Greene [États-Unis] ; J Rn Olsen [États-Unis, Danemark] ; Andrea H. Meyer [Suisse] ; Gunther Meinlschmidt [Suisse]

Source :

RBID : PMC:3013108

Abstract

Background

To study in a large-scale cohort with prospective data the associations between psychosocial stress during pregnancy and placenta weight at birth. Animal data suggest that the placenta is involved in stress-related fetal programming.

Methodology/Principal Findings

We defined a priori two types of psychosocial stress during pregnancy, life stress (perceived burdens in major areas of life) and emotional symptoms (e.g. anxiety). We estimated the associations of maternal stress during pregnancy with placenta weight at birth, controlled for length of gestation, by predicting gestational age- and sex-specific z-scores of placenta weight through multiple regression analysis, adjusted for potential confounders (N = 78017 singleton pregnancies). Life stress (per increase in stress score by 1, range: 0–18) during pregnancy was associated with increased placenta weight at birth (z-score, reported in 10−3; B, 14.33; CI, 10.12–18.54). In contrast, emotional symptoms during pregnancy were not associated with placenta weight at birth.

Conclusions/Significance

Maternal life stress but not emotional symptoms during pregnancy was associated with increased placenta weight at birth; yet, the association-estimate was rather small. Our results may contribute to a better understanding of the role of the placenta in the regulation of intrauterine processes in response to maternal stress.


Url:
DOI: 10.1371/journal.pone.0014478
PubMed: 21217829
PubMed Central: 3013108

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PMC:3013108

Le document en format XML

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<italic>a priori</italic>
two types of psychosocial stress during pregnancy, life stress (perceived burdens in major areas of life) and emotional symptoms (e.g. anxiety). We estimated the associations of maternal stress during pregnancy with placenta weight at birth, controlled for length of gestation, by predicting gestational age- and sex-specific z-scores of placenta weight through multiple regression analysis, adjusted for potential confounders (N = 78017 singleton pregnancies). Life stress (per increase in stress score by 1, range: 0–18) during pregnancy was associated with increased placenta weight at birth (z-score, reported in 10
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<p>Maternal life stress but not emotional symptoms during pregnancy was associated with increased placenta weight at birth; yet, the association-estimate was rather small. Our results may contribute to a better understanding of the role of the placenta in the regulation of intrauterine processes in response to maternal stress.</p>
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<pmc article-type="research-article">
<pmc-dir>properties open_access</pmc-dir>
<front>
<journal-meta>
<journal-id journal-id-type="nlm-ta">PLoS One</journal-id>
<journal-id journal-id-type="publisher-id">plos</journal-id>
<journal-id journal-id-type="pmc">plosone</journal-id>
<journal-title-group>
<journal-title>PLoS ONE</journal-title>
</journal-title-group>
<issn pub-type="epub">1932-6203</issn>
<publisher>
<publisher-name>Public Library of Science</publisher-name>
<publisher-loc>San Francisco, USA</publisher-loc>
</publisher>
</journal-meta>
<article-meta>
<article-id pub-id-type="pmid">21217829</article-id>
<article-id pub-id-type="pmc">3013108</article-id>
<article-id pub-id-type="publisher-id">10-PONE-RA-19969R1</article-id>
<article-id pub-id-type="doi">10.1371/journal.pone.0014478</article-id>
<article-categories>
<subj-group subj-group-type="heading">
<subject>Research Article</subject>
</subj-group>
<subj-group subj-group-type="Discipline">
<subject>Women's Health</subject>
<subject>Neuroscience/Behavioral Neuroscience</subject>
<subject>Pediatrics and Child Health/Child Abuse</subject>
<subject>Pediatrics and Child Health/Child Development</subject>
<subject>Pediatrics and Child Health/Neonatology</subject>
<subject>Public Health and Epidemiology/Epidemiology</subject>
<subject>Neuroscience/Psychology</subject>
</subj-group>
</article-categories>
<title-group>
<article-title>Maternal Psychosocial Stress during Pregnancy and Placenta Weight: Evidence from a National Cohort Study</article-title>
<alt-title alt-title-type="running-head">Pregnancy Stress and Placenta</alt-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname>Tegethoff</surname>
<given-names>Marion</given-names>
</name>
<xref ref-type="aff" rid="aff1">
<sup>1</sup>
</xref>
<xref ref-type="aff" rid="aff2">
<sup>2</sup>
</xref>
</contrib>
<contrib contrib-type="author">
<name>
<surname>Greene</surname>
<given-names>Naomi</given-names>
</name>
<xref ref-type="aff" rid="aff3">
<sup>3</sup>
</xref>
</contrib>
<contrib contrib-type="author">
<name>
<surname>Olsen</surname>
<given-names>Jørn</given-names>
</name>
<xref ref-type="aff" rid="aff3">
<sup>3</sup>
</xref>
<xref ref-type="aff" rid="aff4">
<sup>4</sup>
</xref>
</contrib>
<contrib contrib-type="author">
<name>
<surname>Meyer</surname>
<given-names>Andrea H.</given-names>
</name>
<xref ref-type="aff" rid="aff1">
<sup>1</sup>
</xref>
<xref ref-type="aff" rid="aff5">
<sup>5</sup>
</xref>
</contrib>
<contrib contrib-type="author">
<name>
<surname>Meinlschmidt</surname>
<given-names>Gunther</given-names>
</name>
<xref ref-type="aff" rid="aff1">
<sup>1</sup>
</xref>
<xref ref-type="aff" rid="aff6">
<sup>6</sup>
</xref>
<xref ref-type="corresp" rid="cor1">
<sup>*</sup>
</xref>
</contrib>
</contrib-group>
<aff id="aff1">
<label>1</label>
<addr-line>Division of Clinical Psychology and Psychotherapy, Department of Psychology, University of Basel, Basel, Switzerland</addr-line>
</aff>
<aff id="aff2">
<label>2</label>
<addr-line>Department of Neurobehavioral Genetics, Institute of Psychobiology, University of Trier, Trier, Germany</addr-line>
</aff>
<aff id="aff3">
<label>3</label>
<addr-line>Department of Epidemiology, School of Public Health, University of California Los Angeles, Los Angeles, California, United States of America</addr-line>
</aff>
<aff id="aff4">
<label>4</label>
<addr-line>Department of Epidemiology, The Danish Epidemiology Science Centre, Institute of Public Health, University of Aarhus, Aarhus, Denmark</addr-line>
</aff>
<aff id="aff5">
<label>5</label>
<addr-line>Department of Applied Statistics in Life Sciences, Department of Psychology, University of Basel, Basel, Switzerland</addr-line>
</aff>
<aff id="aff6">
<label>6</label>
<addr-line>National Centre of Competence in Research “Swiss Etiological Study of Adjustment and Mental Health (sesam),” Basel, Switzerland</addr-line>
</aff>
<contrib-group>
<contrib contrib-type="editor">
<name>
<surname>Middleton</surname>
<given-names>Philippa</given-names>
</name>
<role>Editor</role>
<xref ref-type="aff" rid="edit1"></xref>
</contrib>
</contrib-group>
<aff id="edit1">The University of Adelaide, Australia</aff>
<author-notes>
<corresp id="cor1">* E-mail:
<email>gunther.meinlschmidt@unibas.ch</email>
</corresp>
<fn fn-type="con">
<p>Conceived and designed the experiments: MT JO GM. Performed the experiments: MT JO GM. Analyzed the data: MT NG JO AM GM. Wrote the paper: MT. Critically revised the paper: GM NG JO AM.</p>
</fn>
</author-notes>
<pub-date pub-type="collection">
<year>2010</year>
</pub-date>
<pub-date pub-type="epub">
<day>31</day>
<month>12</month>
<year>2010</year>
</pub-date>
<volume>5</volume>
<issue>12</issue>
<elocation-id>e14478</elocation-id>
<history>
<date date-type="received">
<day>24</day>
<month>5</month>
<year>2010</year>
</date>
<date date-type="accepted">
<day>27</day>
<month>11</month>
<year>2010</year>
</date>
</history>
<permissions>
<copyright-statement>Tegethoff et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.</copyright-statement>
</permissions>
<abstract>
<sec>
<title>Background</title>
<p>To study in a large-scale cohort with prospective data the associations between psychosocial stress during pregnancy and placenta weight at birth. Animal data suggest that the placenta is involved in stress-related fetal programming.</p>
</sec>
<sec>
<title>Methodology/Principal Findings</title>
<p>We defined
<italic>a priori</italic>
two types of psychosocial stress during pregnancy, life stress (perceived burdens in major areas of life) and emotional symptoms (e.g. anxiety). We estimated the associations of maternal stress during pregnancy with placenta weight at birth, controlled for length of gestation, by predicting gestational age- and sex-specific z-scores of placenta weight through multiple regression analysis, adjusted for potential confounders (N = 78017 singleton pregnancies). Life stress (per increase in stress score by 1, range: 0–18) during pregnancy was associated with increased placenta weight at birth (z-score, reported in 10
<sup>−3</sup>
; B, 14.33; CI, 10.12–18.54). In contrast, emotional symptoms during pregnancy were not associated with placenta weight at birth.</p>
</sec>
<sec>
<title>Conclusions/Significance</title>
<p>Maternal life stress but not emotional symptoms during pregnancy was associated with increased placenta weight at birth; yet, the association-estimate was rather small. Our results may contribute to a better understanding of the role of the placenta in the regulation of intrauterine processes in response to maternal stress.</p>
</sec>
</abstract>
<counts>
<page-count count="7"></page-count>
</counts>
</article-meta>
</front>
</pmc>
<affiliations>
<list>
<country>
<li>Allemagne</li>
<li>Danemark</li>
<li>Suisse</li>
<li>États-Unis</li>
</country>
<region>
<li>Californie</li>
<li>Rhénanie-Palatinat</li>
</region>
<settlement>
<li>Trèves (Allemagne)</li>
</settlement>
<orgName>
<li>Université de Trèves</li>
</orgName>
</list>
<tree>
<country name="Suisse">
<noRegion>
<name sortKey="Tegethoff, Marion" sort="Tegethoff, Marion" uniqKey="Tegethoff M" first="Marion" last="Tegethoff">Marion Tegethoff</name>
</noRegion>
<name sortKey="Meinlschmidt, Gunther" sort="Meinlschmidt, Gunther" uniqKey="Meinlschmidt G" first="Gunther" last="Meinlschmidt">Gunther Meinlschmidt</name>
<name sortKey="Meinlschmidt, Gunther" sort="Meinlschmidt, Gunther" uniqKey="Meinlschmidt G" first="Gunther" last="Meinlschmidt">Gunther Meinlschmidt</name>
<name sortKey="Meyer, Andrea H" sort="Meyer, Andrea H" uniqKey="Meyer A" first="Andrea H." last="Meyer">Andrea H. Meyer</name>
<name sortKey="Meyer, Andrea H" sort="Meyer, Andrea H" uniqKey="Meyer A" first="Andrea H." last="Meyer">Andrea H. Meyer</name>
</country>
<country name="Allemagne">
<region name="Rhénanie-Palatinat">
<name sortKey="Tegethoff, Marion" sort="Tegethoff, Marion" uniqKey="Tegethoff M" first="Marion" last="Tegethoff">Marion Tegethoff</name>
</region>
</country>
<country name="États-Unis">
<region name="Californie">
<name sortKey="Greene, Naomi" sort="Greene, Naomi" uniqKey="Greene N" first="Naomi" last="Greene">Naomi Greene</name>
</region>
<name sortKey="Olsen, J Rn" sort="Olsen, J Rn" uniqKey="Olsen J" first="J Rn" last="Olsen">J Rn Olsen</name>
</country>
<country name="Danemark">
<noRegion>
<name sortKey="Olsen, J Rn" sort="Olsen, J Rn" uniqKey="Olsen J" first="J Rn" last="Olsen">J Rn Olsen</name>
</noRegion>
</country>
</tree>
</affiliations>
</record>

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