Table 3.

Logistic regression analyses

	Study 1				Study 2				Study 3
Variable	B	Wald χ2	OR	[95% CI]	B	Wald χ2	OR	[95% CI]	B	Wald χ2	OR	[95% CI]
AI driving baseline	2.06	10.72*	7.87	[2.29, 27.03]	1.27	17.45*	3.55	[1.96, 6.44]	2.38	63.23*	10.75	[5.99, 19.30]
Condition	1.31	4.64*	3.71	[1.12, 12.25]	0.67	6.01*	1.54	[1.31, 1.92]	0.85	5.74*	1.65	[1.21, 1.86]
									0.49	2.0	0.6	[0.3, 1.2]

Notes: OR = odds ratio; CI = confidence interval; AI = alcohol impaired.

^*p < .05.