|  | PHQ | Total | |||
---|---|---|---|---|---|---|
 |  | No | Mild | Moderate | Severe |  |
ZDS | No | 60 (60.4%) | 8 (7.9%) | 1 (1%) | 0 (0%) | 69 (69.3%) |
 | Mild | 2 (2%) | 17 (17.8%) | 5 (5%) | 0 (0%) | 24 (24.8%) |
 | Moderate | 0 (0%) | 0 (0%) | 4 (3.9%) | 1 (1%) | 5 (4.9%) |
 | Severe | 0 (0%) | 0 (0%) | 0 (0%) | 1 (1%) | 1 (1%) |
Total | 62 (62.4%) | 25 (25.7%) | 10 (9.9%) | 2 (2%) | 99 (100%) |