Table 6 Risky alcohol consumption and related harm
|  | Intervention club members | Control club members | Complete Cases [N = 1901] | Multiple Imputations [N = 2192] | ||||
|---|---|---|---|---|---|---|---|---|
Baseline (N = 515) | Follow-up (N = 430) | Baseline (N = 491) | Follow-up (N = 465) | OR [95% CI] | p-value | OR [95% CI] | p-value | |
Graduated frequency Index | ||||||||
 Risky drinking at the club at least once a month within the last 3 months (5 or more drinks) % (n) | 29 (147) | 20 (87) | 22 (107) | 21 (98) | 0.65 [0.41,1.02] | 0.06 | 0.71 [0.45,1.10] | 0.13 |
 Risky drinking at the club on at least one occasion in the last 3 months (5 or more drinks) % (n) | 47 (243) | 38 (164) | 43 (212) | 36 (166) | 0.93 [0.63,1.37] | 0.72 | 0.98 [0.67,1.44] | 0.92 |
Alcohol AUDIT | ||||||||
 Risk of alcohol related harm (score > = 8) % (n) | 31 (160) | 32 (138) | 28 (139) | 28 (128) | 1.07 [0.71,1.61] | 0.73 | 1.12 [0.75,1.67] | 0.57 |
 Mean AUDIT score Mean (SD) | 6.22 (4.38) | 6.18 (4.20) | 5.69 (3.78) | 5.73 (4.06) | −0.09 [−0.84,0.65] | 0.81 | −0.04 [−0.75,0.67] | 0.91 |