Table 3.

Multinomial logistic regressions of profile membership by driving-related attitudes

Variable	Adjusted odds ratio	95% CI	p
Perceived dangerousness of driving after heavy episodic drinking
Low-level engagers profile	1.17	[0.63, 2.15]	.677
Alcohol-centric engagers profile	1.12	[0.65, 1.92]	.735
Concurrent engagers profile	0.82	[0.47, 1.45]	.575
Perceived dangerousness of driving after marijuana use
Low-level engagers profile	5.73	[3.88, 8.45]	<.001
Alcohol-centric engagers profile	1.93	[1.34, 2.77]	.003
Concurrent engagers profile	3.92	[2.73, 5.61]	<.001
Perceived dangerousness of driving after marijuana use and heavy episodic drinking
Low-level engagers profile	1.04	[0.55, 1.97]	.915
Alcohol-centric engagers profile	0.86	[0.51, 1.45]	.638
Concurrent engagers profile	1.29	[0.75, 2.22]	.445
Perceived likelihood of consequences when driving after alcohol use
Low-level engagers profile	0.70	[0.45, 1.08]	.179
Alcohol-centric engagers profile	0.84	[0.56, 1.26]	.469
Concurrent engagers profile	0.82	[0.55, 1.23]	.424
Perceived likelihood of consequences when driving after marijuana use
Low-level engagers profile	1.94	[1.29, 2.94]	.008
Alcohol-centric engagers profile	1.15	[0.78, 1.69]	.552
Concurrent engagers profile	1.52	[1.02, 2.28]	.087

Notes: Marijuana-centric/simultaneous engagers = reference category. Bold indicates significance. CI = confidence interval.