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Gender differences in the developmental course of depression.
Cecilia A Essau1, Peter M Lewinsohn, John R Seeley
1Department of Psychology, Roehampton University, Whitelands College, Holybourne Avenue, London, UK. C.Essau@roehampton.ac.uk
Journal of Affective Disorders
|June 25, 2010
Summary
Females experience higher rates of major depressive disorder (MDD) and a more chronic course than males. Early onset depression is a significant predictor of a worse outcome, particularly for girls.
Area of Science:
- Psychiatry
- Developmental Psychology
- Epidemiology
Background:
- Major depressive disorder (MDD) shows a notable female preponderance in adolescence and adulthood.
- Existing research highlights gender disparities in the prevalence of MDD.
Purpose of the Study:
- To investigate gender differences in the developmental trajectory of MDD.
- Examining incidence, duration, episode frequency, and recovery rates in adolescents and young adults.
Main Methods:
- Utilized data from the Oregon Adolescent Depression Project (N=773).
- Analyzed gender differences in MDD onset, duration, episode count, and recovery.
- Longitudinal examination from adolescence (14-17) to age 30.
Main Results:
- Females exhibited higher MDD incidence rates and a more chronic depressive course compared to males.
- Females experienced marginally longer depressive episode durations.
- Lower onset age correlated with more episodes and predicted a worse course, especially in females.
Conclusions:
- Childhood depression may represent a more significant risk factor for females.
- Findings suggest distinct developmental pathways for MDD in adolescent males and females.
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