Table 2.

Odds of Involvement in a Motor Vehicle Accident, Physical Fight, and Unintentional Injury After Drinking and When not Drinking, According to Age of Drinking Onset

	Ever in Auto Accident
Age of Drinking Onset	After Drinking AOR (95% CI)*	After Not Drinking AOR (95% CI)	P-Value comparing AORs
<14	9.3 (4.1, 21.2)	1.5 (0.9, 2.3)	<.01
14–15	7.7 (3.4, 17.4)	1.8 (1.3, 2.4)	<.01
16–17	4.3 (2.0, 9.1)	1.3 (1.0, 1.7)	<.01
18–20	2.5 (1.1, 5.7)	1.0 (0.8, 1.3)	.03
21+	1.0	1.0	---

	Ever in a Fight
Age of Drinking Onset	After Drinking AOR (95% CI)	After Not Drinking AOR (95% CI)	P-Value Comparing AORs
<14	10.8 (6.3, 18.5)	4.7 (2.9, 7.7)	<.01
14–15	9.6 (6.2, 14.9)	4.0 (2.8, 5.8)	<.01
16–17	5.6 (3.8, 8.4)	3.2 (2.4, 4.4)	<.01
18–20	2.4 (1.6, 3.6)	1.6 (1.2, 2.2)	.04
21+	1.0	1.0	---

	Ever Accidental Injury
Age of Drinking Onset	After Drinking AOR (95% CI)	After Not Drinking AOR (95% CI)	P-Value Comparing AORs
<14	7.9 (4.4, 14.2)	2.5 (1.5, 4.0)	<.01
14–15	8.1 (4.7, 14.0)	2.7 (1.9, 3.8)	<.01
16–17	4.9 (3.0, 8.0)	2.2 (1.6, 3.0)	<.01
18–20	2.7 (1.6, 4.5)	1.4 (1.1, 1.9)	.01
21+	1.0	1.0	---

Adjusted odds ratios (AOR) for general estimating equations logistic regression models controlling for current age, sex, race, and education