Table 1 Characteristics of the study participants
| Â | All (n = 1164) | Healthy individuals (n = 906) | Ill individuals (n = 258) |
|---|---|---|---|
Age (years) | Â | Â | Â |
Mean (SD) | 36.6 (13.2) | 34.3 (12.4) | 44.9 (12.5) |
Education (years) | Â | Â | Â |
Mean (SD) | 10. 7 (4.4) | 11.3 (4.0) | 8.9 (5.1) |
Sex (%) | Â | Â | Â |
Male | 47.9 | 50.9 | 37.6 |
Female | 52.1 | 49.1 | 62.4 |
Marital status (%) | Â | Â | Â |
Single | 27.5 | 32.5 | 12 |
Married | 67.8 | 63.7 | 81.4 |
Widowed/separated | 4.6 | 3.8 | 6.6 |