|  | All | Control group | Intervention group | |||
---|---|---|---|---|---|---|---|
n | % | n | % | n | % | ||
Study group | Â | 604 | 100 | 242 | 40.1 | 362 | 59.9 |
Participation rate | Number of men in units at T0* | 2688 | 100 | 1430 | 53.2 | 1258 | 46.8 |
 | Respondents at T0 | 1502 | 55.9‡ | 645 | 42.9 | 857 | 57.1 |
 | Respondents at T1 | 1634 | 60.8‡ | 926 | 56.7 | 708 | 43.3 |
 | Respondents at T2 | 947 | 35.2‡ | 589 | 62.2 | 358 | 37.8 |
 | Respondents at T0 + T1 + T2†| 604 | 22.5‡ | 242 | 40.1 | 362 | 59.9 |
Month of military arrival | January | 358 | 59.3 | 129 | 53.3 | 229 | 63.3 |
 | July | 246 | 40.7 | 113 | 46.7 | 133 | 36.7 |
Garrison | Armoured Brigade | 313 | 51.8 | 84 | 34.7 | 229 | 63.3 |
 | Kainuu Brigade | 291 | 48.2 | 158 | 65.3 | 133 | 36.7 |
Age | 18 | 1 | 0.2 | 1 | 0.4 | Â | Â |
 | 19 | 131 | 21.8 | 65 | 27.0 | 66 | 18.4 |
 | 20 | 452 | 75.3 | 170 | 70.5 | 282 | 78.6 |
 | 21 | 16 | 2.7 | 5 | 2.1 | 11 | 3.1 |
Marital status | married or co-habiting | 52 | 8.7 | 20 | 8.4 | 32 | 8.9 |
 | single | 545 | 91.1 | 217 | 91.6 | 328 | 90.9 |
 | Widowed | 1 | 0.2 |  |  | 1 | 0.3 |
Living status | alone | 56 | 9.3 | 24 | 10.0 | 32 | 8.9 |
 | with spouse | 42 | 7.0 | 16 | 6.7 | 26 | 7.2 |
 | with parents | 485 | 81.0 | 198 | 82.5 | 287 | 79.9 |
 | other | 16 | 2.7 | 2 | 0.8 | 14 | 3.9 |