Table 2.

Logistic Regression Results for Demographic and Substance Use Correlates of Low Mental Health Functioning (n=5,641)^*

Variable	Low Mental Health Functioning
	OR	CI
Female	1.711	1.49, 1.96
Age	1.013	1.002, 1.013
Not married/living together	1.123	1.009, 1.35
African-American	0.822	0.72, 0.94
High school graduate or less	1.10	0.95, 1.26
Unemployed	2.21	1.93, 2.53
No health insurance	0.85	0.72, 1.00
Injury presentation	0.802	0.69, 0.93
Alcohol use:**
Alcohol use, no binge	1.03	0.88, 1.21
Binge drinker	1.13	0.95, 1.34
Use cocaine	2.481	1.87, 3.28
Use marijuana	1.661	1.41, 1.96

^*low mental health functioning by the lowest quartile on the mental health component of the SF-12; OR=odds ratio, CI=confidence interval for OR

^**reference group=no alcohol;

¹p < 0.001

²p < 0.01

³p < 0.05