Calculators · Psychiatry · Score
GAD-7 anxiety severity
Also called Generalized Anxiety Disorder 7, GAD7, anxiety screening
Seven anxiety symptoms over the last 2 weeks, each scored 0–3; total 0–21 screens for generalised anxiety disorder and grades severity.
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Formula and scoring
Sum of 7 items, each 0 (not at all) to 3 (nearly every day). Cut points 5, 10 and 15 = mild, moderate, severe. ≥10 = probable GAD.
Exam and ward pearls
- Cut-off 10: sensitivity 89%, specificity 82% for GAD (Spitzer 2006).
- The first two items form the GAD-2 screen.
When not to rely on it
- A screen, not a diagnosis. Validated in US primary care; use a validated translation where needed.
Source
- Spitzer RL, Kroenke K, Williams JB, Löwe B. A brief measure for assessing generalized anxiety disorder: the GAD-7. Arch Intern Med. 2006;166(10):1092-7. doi:10.1001/archinte.166.10.1092 · PMID 16717171
Formula and cut-offs checked against these sources on 8 Nov 2026. Educational tool for clinicians; it does not replace clinical judgement.