Alcohol use | Preintervention drinking (previous 90 days) | Intentions at postintervention (for next 90 days) | Intentions at postintervention compared to preintervention drinkinga | |||
---|---|---|---|---|---|---|
% | n | % | n | χ 2 (df = 1) | p | |
Usual daily quantity | 533.60 | <.001 | ||||
0 drinks | 13.6 | 159 | 27.3 | 318 | ||
1–3 | 22.3 | 261 | 50.3 | 586 | ||
4–6 | 32.8 | 385 | 15.8 | 184 | ||
7–9 | 14.0 | 164 | 3.8 | 44 | ||
≥10 | 17.3 | 204 | 2.8 | 32 | ||
Frequency 4–6 | 448.34 | <.001 | ||||
Never | 29.7 | 348 | 60.7 | 712 | ||
<Once a week | 33.6 | 393 | 26.4 | 310 | ||
≥Once a week | 36.7 | 430 | 12.9 | 151 | ||
Frequency ≥7 | 389.30 | <.001 | ||||
Never | 43.5 | 504 | 73.9 | 862 | ||
<Once a week | 30.2 | 350 | 17.9 | 209 | ||
≥Once a week | 26.3 | 304 | 8.2 | 95 |