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Updated: May 31, 2025

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 Postnatal Psychopathology Predicts Identity Diffusion in Young Adult Offspring.
Jens Joas1, Justine Hussong2, Sena Aktürk1
1Department of Child and Adolescent Psychiatry, Faculty of Medicine, Saarland University, 66421 Homburg, Germany.
Maternal psychopathology during early childhood significantly predicts identity diffusion in offspring. Early detection of maternal mental health issues is crucial for preventing long-term personality disorder risks in children.
Area of Science:
- Developmental Psychology
- Clinical Psychology
- Psychopathology
Background:
- Impaired identity development is central to personality disorder (PD) conceptualizations in ICD-11 and DSM-5 AMPD.
- Pathological identity diffusion, unlike temporary identity crisis, indicates a high risk for current or emerging PDs.
- Maternal psychopathology is a known risk factor for various child psychopathology domains.
Purpose of the Study:
- To investigate the predictive potential of maternal psychopathology on a child's impaired identity development.
- To examine the longitudinal relationship between maternal symptom burden and children's identity diffusion.
Main Methods:
- 101 mothers reported physical and psychological symptoms (SCL-90-R) at multiple time points from childbirth to 5.5 years.
- Children's identity diffusion was assessed in young adulthood using the Assessment of Identity Development in Adolescence (AIDA) questionnaire.
- Linear regression models analyzed the association between maternal symptom burden and children's identity diffusion.
Main Results:
- Maternal psychopathology significantly predicted identity diffusion across all assessed time points.
- Effect sizes were small at most time points, but a medium effect size was observed at the 14-month assessment.
- This longitudinal study provides empirical evidence for the influence of maternal psychopathology on children's identity development.
Conclusions:
- Maternal psychopathological symptoms exert a significant influence on children's identity development.
- Findings underscore the importance of considering maternal mental health in understanding child psychopathology.
- Further longitudinal research incorporating child-specific factors is warranted to explore this clinically relevant relationship.

