Further validation of the IDAS: evidence of convergent, discriminant, criterion, and incremental validity.


The authors explicated the validity of the Inventory of Depression and Anxiety Symptoms (IDAS; D. Watson et al., 2007) in 2 samples (306 college students and 605 psychiatric patients). The IDAS scales showed strong convergent validity in relation to parallel interview-based scores on the Clinician Rating version of the IDAS; the mean convergent correlations… (More)
DOI: 10.1037/a0012570


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