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The GAD-7 has further been studied and validated in numerous other samples and settings. [9] It has been shown to correlate with other measures of anxiety and has been considered superior to other questionnaires. [10] [11] [12] The GAD-7 has been evaluated in samples of both children and young individuals [13] as well as older adults.
The GAD-7 showed good sensitivity to treatment effects in two randomized-controlled trials. [35] Clinical utility Excellent The GAD-7 is brief, free to use, and easy to score. [19] It is sensitive to change following treatment. [35] There is some evidence that elderly people may require some help to complete the scale accurately. [33] PHQ-15
Generalized Anxiety Disorder 7 (GAD-7) [4] [5] Hamilton Anxiety Scale (HAM-A) [6] [7] Hospital Anxiety and Depression Scale; Panic and Agoraphobia Scale (PAS) Panic Disorder Severity Scale (PDSS) PTSD Symptom Scale – Self-Report Version; Screen for child anxiety related disorders; Social Phobia and Anxiety Inventory-Brief form; Social Phobia ...
Higher scores on the PHQ-15 are strongly associated with functional impairment, disability, and healthcare utilization. [14] The GAD-7 is a seven-item anxiety screening instrument developed in 2006 with a similar format to that of the PHQ-9. [21] Total scores range from 0 to 21 with scores of 5, 10, and 15 indicating mild, moderate, and severe ...
Using a cut-off of 8 the GAD-7 has a sensitivity of 92% and specificity of 76% for diagnosis generalized anxiety disorder. The following cut-offs correlate with level of anxiety severity: Score 0-4: Minimal Anxiety; Score 5-9: Mild Anxiety; Score 10-14: Moderate Anxiety; Score greater than 15: Severe Anxiety
Symptoms must be consistent and ongoing, persisting at least six months, for a formal diagnosis of GAD. [6] [7] Individuals with GAD often have other disorders including other psychiatric disorders (e.g., major depressive disorder), substance use disorder, obesity, and may have a history of trauma or family with GAD. [9]
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Three samples of [1,086] psychiatric outpatients [456 men, mean age 36.35; and 630 women, mean age 35.69] [...] at the Center for Cognitive Therapy in Philadelphia, Pennsylvania, from [1980 to 1986.] The resulting Beck Anxiety Inventory (BAI) is a 21-item scale that showed high internal consistency (a = .92) and test-retest reliability over 1 ...