GAD-7: Scoring Anxiety Severity
This is calculated by assigning scores of 0, 1, 2, and 3 to the response categories, respectively, of "not at all," "several days," "more than half the days," and "nearly every day." GAD-7 total score for the seven items ranges from 0-21.
0-4: Minimal anxiety
5-9: Mild anxiety
10-14: Moderate anxiety
15-21: Severe anxiety