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Updated: Jun 26, 2026
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
Maternal depression, paternal psychopathology, and toddlers' behavior problems.
Laura J Dietz1, Kay Donahue Jennings, Sue A Kelley
1Department of Psychiatry, Western Psychiatric Institute and Clinic, University of Pittsburgh School of Medicine, Pittsburgh, PA 15213, USA. dietzlj@upmc.edu
Summary
Maternal depression impacts toddler behavior problems, especially when paternal psychopathology is present. Maternal negativity during interaction mediates this link, affecting externalizing behaviors.
Area of Science:
- Child Psychology
- Developmental Psychology
- Psychopathology
Background:
- Maternal depression is a significant risk factor for child behavioral issues.
- The interplay between maternal depression, paternal psychopathology, and parenting requires further investigation.
Purpose of the Study:
- To examine the longitudinal effects of postpartum maternal depression on toddler behavior problems.
- To test the moderating role of paternal psychopathology and the mediating role of maternal parenting behavior.
Main Methods:
- Longitudinal study with 101 mothers and their toddlers.
- Assessment of maternal depression (Major Depressive Disorder), paternal psychopathology, maternal parenting behavior (negativity), and toddler behavior problems (externalizing and internalizing).
Main Results:
- Maternal depression was associated with toddler behavior problems only when paternal psychopathology was present.
- Maternal negativity during mother-child interaction at Time 2 mediated the relationship between maternal depression at Time 1 and toddler externalizing behavior problems at Time 3.
Conclusions:
- Paternal psychopathology is a crucial factor in the link between maternal depression and toddler behavior issues.
- Maternal parenting behavior, specifically negativity, plays a mediating role in the development of externalizing behaviors.
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