Table 5.

Binary Logistic Regression Analyses Predicting Substance Use in the Past 30 Days.

	Model A: Females			Model B: Males
Variable	OR	95% CI	p Value	OR	95% CI	p Value
Market segment
Safe responsibles	Ref	—	—	Ref	—	—
Stoic individualists	1.19	[0.98, 1.47]	.09	1.50	[1.08, 2.08]	.01
Thrill-seeking socializers	2.04	[1.65, 2.52]	<.001	1.53	[1.09, 2.13]	.01
Sociodemographics
Age	1.05	[1.02, 1.08]	<.001	1.06	[1.02,1.11]	.008
Ethnicity
White	Ref	—	—	Ref	—	—
Black	0.35	[0.28, 0.42]	<.001	0.38	[0.28, 0.52]	<.001
Other	0.49	[0.38, 0.63]	<.001	0.61	[0.43, 0.86]	.005
School type
4 year	Ref	—	—	Ref	—	—
2 year	0.90	[0.74, 1.10]	.31	1.18	[0.88, 1.58]	.28

Note. CI = confidence interval; OR = odds ratio.

Model A: Nagelkerke R² = .084; Model B: Nagelkerke R² = .109.