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Q In primary care patients, is a brief anxiety measure (Generalized Anxiety Disorder [GAD] scale) accurate for detecting GAD, panic disorder, social anxiety disorder, or post-traumatic stress disorder?
Clinical impact ratings GP/FP/Primary care ★★★★★☆☆ GP/FP/Mental health ★★★★★★☆ Psychiatry ★★★★★☆☆
blinded comparison of GAD scale with psychiatric diagnoses based on DSM-IV criteria.
15 primary care centres (13 family practice and 2 internal medicine) in 12 states in the US.
965 patients who were 18–87 years of age (mean age 47 y, 69% women), completed a self-report questionnaire, and were randomly selected from 1654 patients who agreed to a follow-up telephone interview.
Description of test:
GAD-7, a 7-item anxiety scale. Scores ranged from 0 to 21; scores of 5, 10, and 15 indicated mild, moderate, and severe anxiety symptoms, respectively. The …