Table 1 Baseline participant’s characteristics
|  | IG (n = 583) | CG (n = 583) | All (N = 1166) |
|---|---|---|---|
Age, years | 50.4 ± 12.2 | 50.5 ± 12.2 | 50.4 ± 12.2 |
Female gender | 84.9% | 83.9% | 84.4% |
Years of education (%) | |||
 9 | 33.3% | 28.6% | 31.0% |
 10 | 46.1% | 44.4% | 45.3% |
 12+ or 13+ | 19.9% | 26.1% | 23.0% |
 No formal degree | 0.7% | 0.9% | 0.8% |
 In paid employment | 64,5% | 66% | 65% |
 Sum score HADS (m ± SD) | 15.4 ± 7.0 | 15.3 ± 7.2 | 15.3 ± 7.1 |