Development and validation of the Inventory of Depression and Anxiety Symptoms (IDAS).
University of Iowa · University at Buffalo, State University of New York · +2 more institutions
Abstract
The authors describe a new self-report instrument, the Inventory of Depression and Anxiety Symptoms (IDAS), which was designed to assess specific symptom dimensions of major depression and related anxiety disorders. They created the IDAS by conducting principal factor analyses in 3 large samples (college students, psychiatric patients, community adults); the authors also examined the robustness of its psychometric properties in 5 additional samples (high school students, college students, young adults, postpartum women, psychiatric patients) who were not involved in the scale development process. The IDAS contains 10 specific symptom scales: Suicidality, Lassitude, Insomnia, Appetite Loss, Appetite Gain, Ill…
Citation impact
- FWCI
- 11.10
- Percentile
- 100%
- References
- 46
Authors
8Topics & keywords
- Psychology
- Discriminant validity
- Dysphoria
- Anxiety
- Clinical psychology
- Agoraphobia
- Convergent validity
- Psychiatry
- Reduced inequalities