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Updated: Jun 3, 2026

Using a Murine Model of Psychosocial Stress in Pregnancy as a Translationally Relevant Paradigm for Psychiatric Disorders in Mothers and Infants
06:39

Using a Murine Model of Psychosocial Stress in Pregnancy as a Translationally Relevant Paradigm for Psychiatric Disorders in Mothers and Infants

Published on: June 13, 2021

Seasonality patterns in postpartum depression.

Sara M Sylvén1, Fotios C Papadopoulos, Matts Olovsson

  • 1Department of Women's and Children's Health, Uppsala University, Sweden.

American Journal of Obstetrics and Gynecology
|March 29, 2011
PubMed
Summary
This summary is machine-generated.

Women delivering in the last quarter of the year showed a higher risk for postpartum depressive symptoms. This seasonal association suggests a need for increased support for mothers during this period.

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Area of Science:

  • Reproductive Health
  • Perinatal Mental Health
  • Epidemiology

Background:

  • Postpartum depression is a significant concern affecting maternal well-being.
  • Understanding risk factors, including environmental influences like season of delivery, is crucial for targeted interventions.

Purpose of the Study:

  • To examine the potential link between the season of delivery and the occurrence of postpartum depressive symptoms.
  • To identify if specific delivery periods are associated with increased risk.

Main Methods:

  • A cohort of 2,318 women from Uppsala University Hospital participated.
  • Women completed three postpartum questionnaires, including the Edinburgh Postnatal Depression scale.
  • Data collected covered lifestyle, medical history, breastfeeding, and social support.

Main Results:

  • Women delivering in the last three months of the year had a significantly higher risk of depressive symptoms.
  • This increased risk was observed at both 6 weeks (OR, 2.02) and 6 months (OR, 1.82) postpartum.
  • Results remained significant after adjusting for potential confounding factors.

Conclusions:

  • Delivery during the final quartile of the year is associated with a significantly elevated risk of postpartum depressive symptoms.
  • These women may benefit from enhanced postpartum support and follow-up care.
  • Seasonal factors warrant consideration in perinatal mental health strategies.