Table 3.
Logistic regression model |
|||||
---|---|---|---|---|---|
Prevalence of service use (%) |
Unadjusted |
Adjustedb |
|||
Variable | OR | 95% CI | OR | 95% CI | |
College enrollment | |||||
Full-time college students | 3.9 | 1.00 | 1.00 | ||
Part-time college students | 7.4 | 1.95 | .67–5.68 | 2.52 | .83–7.66 |
Noncollege students | 9.8 | 2.67 | 1.23–5.78* | 2.87 | 1.17–7.01* |
Nonstudents | 5.6 | 1.46 | .90–2.37 | 1.67 | .99–2.84 |
Age in years | |||||
18–20 | 6.5 | 1.00 | 1.00 | ||
21–22 | 3.8 | .57 | .36–.89* | .51 | .31–.82** |
Gender | |||||
Male | 5.4 | 1.05 | .66–1.67 | 1.02 | .63–1.64 |
Female | 5.2 | 1.00 | 1.00 | ||
Race or ethnicity | |||||
Non-Hispanic black | 2.8 | .47 | .17–1.33 | .41 | .14–1.20 |
Hispanic | 4.3 | .73 | .36–1.49 | .60 | .29–1.24 |
Other | 4.4 | .75 | .28–1.99 | .81 | .30–2.23 |
White | 5.8 | 1.00 | 1.00 | ||
Marital status | |||||
Never been married | 5.4 | 1.88 | .61–5.82 | 1.92 | .58–6.38 |
Ever married | 3.0 | 1.00 | 1.00 | ||
Employment status | |||||
Unemployed or laid off | 7.3 | 1.51 | .75–3.03 | 1.18 | .59–2.37 |
Other | 5.6 | 1.15 | .64–2.06 | 1.20 | .62–2.32 |
Employed | 4.9 | 1.00 | 1.00 | ||
Total family income | |||||
<$20,000 | 5.1 | 1.00 | 1.00 | ||
$20,000–$39,999 | 4.9 | .97 | .51–1.85 | .89 | .46–1.72 |
$40,000–$74,999 | 7.4 | 1.51 | .83–2.75 | 1.20 | .65–2.19 |
$75,000 and higher | 3.6 | .70 | .31–1.58 | .52 | .23–1.20 |
Population density | |||||
Large metro areas | 5.4 | .98 | .55–1.75 | .96 | .52–1.77 |
Small metro areas | 5.2 | .94 | .55–1.61 | .96 | .54–1.70 |
Nonmetro areas | 5.5 | 1.00 | 1.00 | ||
Years since onset of alcohol use | |||||
1–2 | 4.5 | 1.00 | 1.00 | ||
3–4 | 4.7 | 1.05 | .48–2.30 | 1.10 | .49–2.43 |
≥5 | 5.7 | 1.29 | .65–2.55 | 1.44 | .68–3.04 |
Past-year drug use | |||||
Use without a diagnosis | 3.9 | 1.03 | .52–2.04 | .86 | .42–1.76 |
Abuse | 4.6 | 1.23 | .53–2.87 | .92 | .35–2.41 |
Dependence | 12.1 | 3.50 | 1.83–6.68*** | 2.57 | 1.30–5.08** |
No use | 3.8 | 1.00 | 1.00 | ||
Alcohol-related diagnosis | |||||
Dependence | 7.7 | 2.18 | 1.39–3.40*** | 2.18 | 1.42–3.35*** |
Abuse | 3.7 | 1.00 | 1.00 |
Unweighted sample of 2,211
Includes all the variables listed in the first column
p≤.05
p≤.01
p≤.001