gad7_anxiety_screen: GAD-7 (General Anxiety Disorder-7)

In cliot: Clinical Indices and Outcomes Tools

GAD-7 (General Anxiety Disorder-7)

Description

Calculates the GAD-7 score, a brief 7-item screening tool for Generalized Anxiety Disorder (GAD). It is also useful for screening Panic Disorder, Social Anxiety Disorder, and PTSD. Scores of 5, 10, and 15 represent cutpoints for mild, moderate, and severe anxiety, respectively.

Usage

gad7_anxiety_screen(q1, q2, q3, q4, q5, q6, q7)

Arguments

q1	Numeric (0-3). Feeling nervous, anxious, or on edge.
q2	Numeric (0-3). Not being able to stop or control worrying.
q3	Numeric (0-3). Worrying too much about different things.
q4	Numeric (0-3). Trouble relaxing.
q5	Numeric (0-3). Being so restless that it is hard to sit still.
q6	Numeric (0-3). Becoming easily annoyed or irritable.
q7	Numeric (0-3). Feeling afraid as if something awful might happen.

Details

Scoring Key (Over the last 2 weeks): 0 = Not at all 1 = Several days 2 = More than half the days 3 = Nearly every day

Value

A list containing:

GAD7_Score	The calculated total score (Range 0-21).
Severity_Category	Interpretation (Minimal, Mild, Moderate, Severe).
Screening_Result	Clinical guidance based on the cutoff of 10.

References

Spitzer RL, Kroenke K, Williams JB, Löwe B. A brief measure for assessing generalized anxiety disorder: the GAD-7. Arch Intern Med. 2006;166(10):1092-1097. doi:10.1001/archinte.166.10.1092

Examples

# Example 1: Moderate Anxiety (Positive Screen)
# Mostly "More than half the days" (2)
gad7_anxiety_screen(2, 2, 1, 2, 1, 2, 1)

# Example 2: Minimal Anxiety (Negative Screen)
# Mostly "Not at all" (0)
gad7_anxiety_screen(0, 1, 0, 0, 0, 0, 0)

cliot documentation built on Dec. 1, 2025, 1:06 a.m.