Table 1.
Demographic characteristics and outcome measures at baseline assessment.
| Demographic characteristics | Intervention (n=456) | Control (n=451) | Total sample (N=907) |
| Male, n (%) | 275 (60.3) | 272 (60.3) | 547 (60.3) |
| Age, mean (SD) | 20.9 (1.7) | 20.8 (1.7) | 20.8 (1.7) |
| Higher professional education, n (%) | 122 (26.8) | 118 (26.2) | 240 (26.5) |
| University education, n (%) | 334 (73.2) | 333 (73.8) | 667 (73.5) |
| Contemplation stagea, n (%) | 93 (20.4) | 101 (22.4) | 194 (21.4) |
| Weekly alcohol consumption, mean (SD) | 22.2 (12.9) | 22.1 (13.8) | 21.9 (13.5) |
| Frequency of binge drinking, mean (SD) | 1.8 (1.0) | 1.7 (1.1) | 1.8 (1.0) |
aReadiness to change alcohol use was assessed through a question asking the participants which statement applied best to them. Participants selecting “I want to reduce drinking alcohol within the upcoming 6 months” or “I want to reduce drinking alcohol within the upcoming month” were considered to be in the contemplation stage of change, meaning that they were willing to reduce their alcohol use in the near future.