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The Generalized Anxiety Disorder 7-item scale (GAD-7) is a widely used self-administered diagnostic tool designed to screen for and assess the severity of generalized anxiety disorder (GAD). [1] Comprising seven items, the GAD-7 measures the frequency of anxiety symptoms over the past two weeks, with respondents rating each item on a scale from ...
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
Child PTSD Symptom Scale; Clinician Administered PTSD Scale (CAPS) Daily Assessment of Symptoms – Anxiety; 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
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 (GAD) is an anxiety disorder characterized by excessive, uncontrollable and often irrational worry about events or activities. [5] Worry often interferes with daily functioning, and individuals with GAD are often overly concerned about everyday matters such as health, finances, death, family, relationship concerns, or work difficulties.
The GAD-7 is a seven-item anxiety screening instrument developed in 2006 with a similar format to that of the PHQ-9. [20] Total scores range from 0 to 21 with scores of 5, 10, and 15 indicating mild, moderate, and severe anxiety. Unlike the PHQ-9, clinicians use the GAD-7 to assess the severity of anxiety only.
The Beck Anxiety Inventory (BAI) is a formative assessment and rating scale of anxiety. This self-report inventory, or 21-item questionnaire uses a scale (social sciences); the BAI is an ordinal scale; more specifically, a Likert scale that measures the scale quality of magnitude of anxiety. [1]
Hamilton developed the scale to be used with patients already known to suffer from anxiety neurosis, not to be used as a means of diagnosing anxiety in patients with other disorders. Although Hamilton developed the scale as a rating of severity, he used his scale to differentiate "anxiety as a pathological mood" from a "state (or neurosis)."