Generalized Anxiety Disorder (GAD)
Excessive, uncontrollable anxiety and worry occurring more days than not for at least 6 months, accompanied by physical restlessness, fatigue, muscle tension, and sleep disturbance.
Estimated lifetime prevalence of 5.7% in the general adult population, frequently co-occurring with major depressive disorder.
USPSTF recommends screening for anxiety disorders in adult patients aged 19 to 64 years, using standardized questionnaires such as the GAD-7.
Recommended Screening Tools & Calculators (2)
PHQ-9
Patient Health Questionnaire-9
Validated 9-item screening and severity measure for depressive symptoms over the preceding two weeks.
GAD-7
Generalized Anxiety Disorder-7
Validated 7-item instrument for screening and measuring the severity of generalized anxiety disorder.
This instrument is designed for educational, informational, and clinical reference purposes. Screening scores do not constitute a definitive medical diagnosis. Individual clinical management must integrate full diagnostic history, physical examination, and laboratory data by a licensed healthcare professional.