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Depressive symptoms after trauma: is self-esteem a mediating factor?
Melissa David1, Grazia Ceschi, Joël Billieux
1Cognitive Psychopathology and Neuropsychology Unit, University of Geneva, Geneva, Switzerland. Melissa.David@unige.ch
The Journal of Nervous and Mental Disease
|October 15, 2008
Summary
Trauma directly impacts cognitive-affective depressive symptoms, independent of self-esteem. This study explored the trauma-depression link, finding a direct path rather than one mediated by low self-esteem.
Area of Science:
- Psychology
- Psychiatry
- Mental Health Research
Background:
- Traumatic events are known predictors of depressive symptoms.
- The precise pathway between trauma and depression, specifically the role of negative cognitive schemas like low self-esteem, requires further clarification.
Purpose of the Study:
- To investigate whether trauma influences depressive symptoms directly or is mediated by low self-esteem.
- To examine these relationships considering distinct types of depressive symptoms.
Main Methods:
- One hundred thirty-two students reported traumatic event exposure, self-esteem, and depression levels.
- Structural Equation Modeling was employed to test direct and self-esteem-mediated pathways from trauma to depression.
Main Results:
- Two distinct depressive symptom clusters were identified: "cognitive-affective" and "somatic."
- A significant unmediated relationship was found between trauma and "cognitive-affective" depressive symptoms.
- Self-esteem did not significantly mediate the relationship between trauma and depressive symptoms.
Conclusions:
- Trauma appears to have a direct impact on "cognitive-affective" depressive symptoms, bypassing self-esteem.
- Findings suggest a dimensional approach to depression and highlight potential alternative symptom clusters following trauma beyond those in posttraumatic stress disorder.
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