Table 3.

Gender-specific multiple linear regression models identifying correlates of substance use score.

Variable	Males						Females
	Model 1a			Model 1b			Model 1c			Model 2d
	β	SE	p	β	SE	p	β	SE	p	β	SE	p
Sexual orientation
Heterosexual	Ref	–	–	Ref	–	–	Ref	–	–	Ref	–	–
Homosexual	−0.04	0.14	0.788	−0.15	0.14	0.286	0.39	0.09	<0.000	0.32	0.10	<0.01
Bisexual	0.35	0.18	0.058	0.09	0.19	0.655	0.43	0.07	1 50.0001	0.27	0.07	<0.001
Age	−0.01	0.004	<0.05	−0.005	0.004	0.228	−0.01	0.002	<0.001	−0.001	0.002	0.657
Ethnicity
White	Ref	–	–	Ref	–	–	Ref	–	–	Ref	–	–
Black	−0.47	0.06	<0.0001	−0.42	0.07	<0.0001	−0.34	0.03	<0.0001	−0.32	0.03	<0.0001
Other	−0.28	0.08	<0.001	−0.29	0.08	<0.001	−0.29	0.04	<0.0001	−0.31	0.04	<0.0001
Depressive symptoms				0.03	0.03	0.273				0.04	0.01	<0.01
Perceived stress				0.003	0.01	0.807				0.005	0.01	0.444
Satisfaction with life				−0.02	0.005	<0.0001				−0.01	0.002	<0.001
Sensation seeking				0.19	0.04	<0.0001				0.14	0.02	<0.0001
Big 5: Extraversion				0.02	0.01	<0.05				0.03	0.01	50.0001
Big 5: Agreeableness				−0.02	0.01	0.090				−0.01	0.01	0.263
Big 5: Conscientiousness				−0.05	0.01	<0.001				−0.04	0.01	<0.0001
Big 5: Emotional Stability				0.03	0.01	<0.05				−0.001	0.01	0.943
Big 5: Openness				0.01	0.01	0.625				0.01	0.01	0.053

^aR² = 0.046.

^bR² = 0.1186.

^cR²= 0.056.

^dR² = 0.1472.