Table 5.

Odds ratios (95% CI) of the association of regular problem drinking (Class 3) relative to risky problem drinking (Class 2) based on unadjusted and adjusted multinomial logistic regression models

	Unadjusted OR (95% CI)	Adjusted OR (95% CI)
Sex (male vs. female)	3.3 (2.2, 4.8)*	1.5 (1.1, 2.1)*
Age (18−20 vs. 16−17)	4.5 (3.1, 6.5)*	1.9 (1.4, 2.5)*
Current cigarette use	2.4 (1.7, 3.3)*	1.1 (0.8, 1.6)
Current marijuana use	3.7 (2.5, 5.4)*	2.6 (1.9, 3.4)*
Early onset drinking	2.2 (1.5, 3.0)*	1.9 (1.4, 2.5)*
Most peers in community drink	2.5 (1.9, 3.4)*	1.4 (1.0, 1.9)
Most friends drink	7.8 (5.5, 11.0)*	2.7 (1.7, 4.3)*
Most friends get drunk weekly	12.9 (8.2, 20.2)*	5.3 (3.9, 7.1)*
Parents yell/punish if caught drinking	0.3 (0.2, 0.4)*	0.9 (0.7, 1.2)

^*p ≤ 0.05.