Table 1.

Ordinal logistic regression results for overall substance use

Predictors	Overall frequency of alcohol use	Overall frequency of alcohol impairment	Overall frequency of illicit drug use	Overall frequency of illicit drug impairment
Gender, male	0.35***	0.37***	0.07	0.18
Race, minority	−0.61***	−0.89***	−0.13	−0.11
Age	−0.01***	−0.06***	−0.04***	−0.04***
Education	0.04*	−0.03	−0.11**	−0.12**
Total family income	0.05***	0.00	−0.04*	−0.02
Work hours per week	0.00	0.00	0.00	−0.01
Weekend work	0.02	−0.03	0.22	0.36*
Seasonal work	0.06	−0.06	0.41	0.52*
Deviance proneness	0.64***	0.88***	1.22***	1.23***
Workplace descriptive norms	0.02	−0.01	0.07	0.06
Workplace injunctive norms	0.27*	0.58***	0.92***	1.03***
Model χ2 (11 df)	219.93***	503.33***	325.71***	308.24***

Notes: n = 2,430. All coefficients are unstandardized. The coefficients for income have been rescaled to represent increments of $10,000.

^*p ≤ .05;

^**p ≤ .01;

^***p ≤ .001.