Table 1 Distribution and transitions in average weekly consumption and frequency in hazardous drinking for all young adult respondents (N = 1,260; percentages in parentheses for non-missing respondents and data)
Drinking behavior variable/transitiona,b | Wave 3 | Wave 3 to 5 transition | Wave 5 | Wave 5 to 7 transition | Wave 7 |
|---|---|---|---|---|---|
Average weekly consumption | N = 1,050 (current drinkers only) | N = 1,130 (drinkers in both waves) | N = 1,005 (current drinkers only) | N = 1,140 (drinkers in both waves) | N = 1,000 (current drinkers only) |
Mean (standard deviation) | 7.45 (11.48) | 7.10 (11.08) | 7.27 (11.56) | ||
Increase by > 2 drinks | 520 (27.4%) | 265 (23.2%) | |||
Increase by 1-2 drinks | 210 (18.6%) | 170 (14.9%) | |||
No change | 195 (17.3%) | 185 (16.2%) | |||
Decrease by 1-2 drinks | 160 (14.2%) | 210 (18.4%) | |||
Decrease by > 2 drinks | 255 (22.6%) | 310 (27.2%) | |||
Missing data ≥ 1 wave | 135 | 125 | |||
Frequency hazardous drinking | N = 1,055 current drinkers | N = 950 drinkers in both waves | N = 1,065 current drinkers | N = 955 drinkers in both waves | N = 1,050 current drinkers |
Mean (standard deviation) | 1.86 (2.96) | 1.89 (3.10) | 1.77 (2.99) | ||
Never | 515 (48.8%) | 525 (49.3%) | 530 (50.5%) | ||
Monthly | 160 (15.2%) | 155 (14.6%) | 165 (15.7%) | ||
Twice per month | 105 (10.0%) | 105 (9.9%) | 100 (9.5%) | ||
Weekly | 165 (15.6%) | 170 (16.0%) | 150 (14.3%) | ||
Almost daily to daily | 110 (10.4%) | 110 (10.3%) | 105 (10.0%) | ||
More frequent hazardous drinking | 250 (26.3%) | 265 (27.7%) | |||
No change | 435 (45.8%) | 445 (46.6%) | |||
Less frequent hazardous drinking | 265 (27.9%) | 245 (25.7%) | |||
Missing data ≥ 1 wave | 320 | 310 |