Table 1.
Drinking characteristics by NAS year and sexual orientation, inclusive of non-current drinkers.
| Exclusively heterosexual (n=10,723) |
Heterosexual identity/ same sex partners (n=184) |
Bisexual (n=140) |
Lesbian (n=122) |
|
|---|---|---|---|---|
| Categorical measures*** | % | % | % | % |
| Drinking status | ||||
| Current drinker a | 60.4 | 75.3 | 72.0 | 78.4 |
| Ex-drinker | 14.4 | 12.3 | 13.4 | 11.0 |
| Never drinker | 25.2 | 12.4 | 14.6 | 10.6 |
| 5+ Drinks on one occasion /past 12 mos a | 12.9 | 35.3 | 35.4 | 33.5 |
| 2+ Drinks per day /past 12 months b | 3.0 | 11.0 | 7.9 | 5.5 |
| Intoxication /past 12 mos a | 24.5 | 45.5 | 50.6 | 45.2 |
| 2+ Consequences /lifetime b | 3.4 | 12.0 | 10.3 | 7.4 |
| 2+ Dependence symptoms /lifetime b | 4.8 | 15.9 | 12.8 | 7.8 |
| 2+ Hazardous drinking Index a | 14.3 | 39.4 | 40.4 | 36.3 |
| Continuous measures*** | x̅ (se) | x̅ (se) | x̅ (se) | x̅ (se) |
| Past year volume a | 99.9 (3.9) | 259.0 (46.0) | 252.8 (55.1) | 245.2 (72.6) |
| # days 5+ drinking in past year b | 4.0 (0.3) | 14.3 (4.5) | 18.6 (5.8) | 13.8 (5.8) |
| Hazardous drinking index (range 0–5) a | 0.5 (0.1) | 1.2 (0.1) | 1.2 (0.1) | 0.9 (0.1) |
***
all between group Chi square and ANOVA comparisons p < 0.001
a
p < 0.05 exclusively heterosexual group significantly lower than all other groups
b
p < 0.05 exclusively heterosexual group significantly lower than heterosexuals with same-sex partners and bisexuals