Table 22 DSM-5 diagnosis of GAD

• Excessive anxiety and worry (apprehensive expectation) about a number of events or activities (e.g., school/work performance)

• The individual finds it difficult to control the worry

• Excessive anxiety and worry are associated with ≥3 of the following symptoms (with at least some occurring more days than not for ≥6 months):

○ Restlessness or feeling keyed-up or on edge, being easily fatigued, difficulty concentrating, irritability, muscle tension, or sleep disturbance

• The disturbance causes clinically significant distress or functional impairment