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Distribution of PHQ-9 Scores According to Depression Diagnostic Status based on the DISC-IV
| Level of Depression Severity, PHQ-9 Score |
Major Depressive Disorder Last Month (N=19) |
Intermediate Depression (N=50) |
No Depressive Disorder (N=373) |
|---|---|---|---|
| Minimal, 0-4 (N = 186) |
0 | 6.0% | 49.1% |
| Mild, 5-10 (N = 144) |
10.5% | 40.0% | 32.7% |
| Moderate, 11-14 (N = 65) |
36.8% | 38.0% | 10.5% |
| Moderately Severe, 15-19 (N = 34) |
31.6% | 16.0% | 5.4% |
| Severe, 20-27 (N = 13) |
21.1% | 0 | 2.4% |
