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Self-defeating personality disorder reconsidered.
J Cruz1, T E Joiner, J G Johnson
1Department of Psychology, Florida State University, Tallahassee 32306-1270, USA.
Journal of Personality Disorders
|April 4, 2000
Summary
Self-defeating personality disorder (SDPD) symptoms are distinct and valid, predicting distress beyond other disorders without gender bias. These findings support reconsidering SDPD as a legitimate diagnostic category.
Area of Science:
- Psychiatry
- Clinical Psychology
- Personality Disorders
Background:
- The diagnostic status of self-defeating personality disorder (SDPD) has been debated.
- Previous research has not conclusively established its distinctiveness or potential biases.
Purpose of the Study:
- To evaluate the distinctiveness of SDPD symptoms.
- To assess the incremental validity of SDPD symptoms in predicting psychological impairment and distress.
- To examine potential gender bias in SDPD symptom presentation.
Main Methods:
- Utilized structural equation modeling and regression analyses.
- Administered personality disorder questionnaires to 441 nonclinical participants.
Main Results:
- SDPD symptoms demonstrated significant distinctiveness from other personality disorder symptoms.
- SDPD symptoms uniquely predicted impairment and distress.
- No significant gender bias was found in the assessment of SDPD symptoms.
Conclusions:
- SDPD symptoms possess unique diagnostic characteristics.
- The findings support the validity of SDPD as a distinct nosological category.
- Reconsideration of SDPD within diagnostic frameworks is warranted.