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Academic performance, externalizing disorders and depression: 26,000 adolescents followed into adulthood
Alma Sörberg Wallin1, Ilona Koupil2,3, Jan-Eric Gustafsson4
1Department of Public Health Sciences, Karolinska Institutet, Solnavägen 1E, 131 64, Stockholm, Sweden. alma.sorberg.wallin@ki.se.
Social Psychiatry and Psychiatric Epidemiology
|February 21, 2019
Summary
Poor academic performance in adolescence is linked to a higher risk of adult depression. This association is partly explained by externalizing disorders, highlighting the need for early intervention.
Area of Science:
- Psychiatry
- Developmental Psychology
- Public Health
Background:
- Major depression incidence shows social differentiation, prompting investigation into pre-adulthood explanatory factors.
- Understanding early life predictors of adult depression is crucial for public health initiatives.
Purpose of the Study:
- To examine the predictive relationship between adolescent academic performance and adult depression.
- To determine the extent to which externalizing disorders mediate this association.
Main Methods:
- A Swedish cohort of 26,766 individuals (born 1967-1982) was followed from age 16 to 48.
- Grade point average (GPA) was analyzed against first depression diagnosis using Cox proportional hazards models, adjusting for externalizing disorders and confounders.
Main Results:
- Low GPA (lowest quartile) significantly increased depression risk in both women and men compared to high GPA.
- Externalizing disorders partially explained the link between poor academic performance and adult depression, especially in women.
Conclusions:
- Adolescent academic performance is a significant predictor of young adult depression.
- Early detection and management of externalizing disorders in children and adolescents are vital for preventing adult depression.
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