Table 2 PHQ-9 severity and mean scores among study participants (N = 10,179)
| Â | Overall | Male | Female |
|---|---|---|---|
PHQ-9 scores by severity (score range) | Â | Â | Â |
  Minimal (0–4) | 61.1% | 65.4% | 59.0% |
  Mild (5–9) | 25.3% | 24.5% | 26.0% |
  Moderate (10–14) | 7.5% | 6.0% | 8.3% |
  Moderately severe (15–19) | 2.3% | 1.6% | 2.8% |
  Severe (20–27) | 0.8% | 0.6% | 1.0% |
Mean PHQ-9 scores by age and sex | Â | Â | 5.42 |
  18-24 yrs | 5.33 | 5.20 | 5.23 |
  25-34 yrs | 5.09 | 4.87 | 4.61 |
  35-44 yrs | 4.44 | 4.20 | 4.55 |
  45-54 yrs | 4.09 | 3.49 | 4.09 |
  55-64 yrs | 3.68 | 3.14 | 4.09 |
  65+ yrs | 3.57 | 3.01 | 3.98 |