PHQ-9 Category | Raw PHQ-9 score (minimum –maximum) | Percent (%) of respondents with depressive symptoms | |||||
---|---|---|---|---|---|---|---|
Overall | By age category a | By gender b | |||||
Young age(18–30 years) | Middle-aged(31–50 years) | Older age(≥ 51 years) | Female | Male | |||
None | 0–4 | 2 (0.3) | 1 (0.5) | 1 (0.3) | 0 (0) | 1 (0.3) | 1 (0.4) |
Mild | 5–9 | 28 (4.8) | 8 (4) | 15 (5) | 5 (6.3) | 15 (4.5) | 14 (5.3) |
Moderate | 10–14 | 97 (16.5) | 33 (15.8) | 53 (17.8) | 11 (13.8) | 49 (15) | 48 (18.5) |
Moderately severe | 15–19 | 196 (33.4) | 85 (40.6) | 84 (28.6) | 26 (32.5) | 107 (32.5) | 89 (34.5) |
Severe | 20–27 | 262 (44.9) | 82 (39.1) | 142 (48.2) | 38 (47.5) | 156 (47.7) | 107 (41.3) |