OASIS: Overall Anxiety Severity and Impairment Scale. A brief 5-item transdiagnostic assessment.
How often have you felt anxious?
How intense was your anxiety?
How often did you avoid situations/places?
How much did anxiety interfere with work/school?
How much did anxiety interfere with social activities?
Verified
Last Review: 2026-07-17
| 0–7 points | Low / Normal anxiety levels |
| 8+ points | Probable clinical anxiety disorder |
Norman SB et al. • Depress Anxiety.. 2006;23(4):245-9. Initial validation showing high correlation with disorder-specific measures (e.g., BAI, PDSS).
Campbell-Sills L et al. • J Affect Disord.. 2009;112(1-3):92-101. Confirmed a score of ≥8 as the optimal cut-off for identifying anxiety disorders.
Last Comprehensive Review: 2026-07-17
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