Test for Depression
PHQ-9 Depression Severity. This is calculated by assigning scores of 0, 1, 2, and 3, to the
response categories of ―not at all, ‖ ―several days,‖ ―more than half the days, ‖ ―nearly every day,‖
respectively. PHQ-9 total score for the nine items ranges from 0 to 27.
Scores of 5, 10, 15, and 20 represent cutpoints for mild, moderate, moderately severe and severe
depression, respectively. Sensitivity to change has also been confirmed.