Table 1.

Prospective Association of 12^th-grade drinking intensity with age 19/20 driving consequences N=1,087 (weighted)

	Binge Drinking		4-Level Drinking Intensity
	Any ticket/collision	Alcohol-related ticket/collision	Any ticket/collision	Alcohol-related ticket/collision
12th-grade Predictors	OR (95% CI)	OR (95% CI)	OR (95% CI)	OR (95% CI)
5+ drinking	1.27 (1.01, 1.59)*	4.00 (1.95, 8.20)*	------	------
Drinking intensity
0–4 drinksa	------	------	0.76 (0.57, 1.01)	0.65 (0.18, 2.27)
5–9 drinksb	------	------	Ref.	Ref.
10–14 drinksc	------	------	0.75 (0.49, 1.13)	2.40 (0.59, 9.73)
15+ drinksd	------	------	1.63 (1.01, 2.63)*	10.31 (2.86, 37.19)*
Driving miles
None	Ref.	Ref.	Ref.	Ref.
1 to 50	2.42 (1.74, 3.37)*	0.63 (0.19, 2.12)	2.45 (1.76, 3.40)*	0.74 (0.22, 2.54)
51 to 100	3.38 (2.40, 4.75)*	1.38 (0.45, 4.21)	3.52 (2.50, 4.95)*	1.62 (0.53, 5.02)
>100	4.03 (2.85, 5.71)*	1.61 (0.54, 4.81)	4.09 (2.89, 5.79)*	1.35 (0.44, 4.09)
Female	0.63 (0.52, 0.78)*	0.64 (0.30, 1.36)	0.64 (0.52, 0.79)*	0.96 (0.43, 2.16)
White	0.85 (0.68, 1.06)	0.75 (0.35, 1.60)	0.83 (0.67, 1.04)	0.72 (0.33, 1.57)
Parent(s) college degree	0.78 (0.63, 0.95)*	1.52 (0.73, 3.16)	0.79 (0.64, 0.97)*	1.72 (0.80, 3.70)
4-year college plans	0.91 (0.74, 1.13)	0.57 (0.28, 1.17)	0.90 (0.73, 1.11)	0.50 (0.24, 1.05)

NOTE: OR = odds ratio, CI = confidence interval,

^*pvalue<0.05; Ref. = reference group;

^aN_unweighted=74,

^bN_unweighted=156,

^cN_unweighted=115,

^dN_unweighted=76