Table 1. Baseline characteristics for 991 initial substance abuse treatment participants in a private managed care plan.
| Characteristic | N | % |
|---|---|---|
| Female | 386 | 39 |
| Age group (years) | ||
| 18–29 | 156 | 16 |
| 30–39 | 347 | 35 |
| 40–49 | 333 | 34 |
| ≥50 | 155 | 16 |
| Race-ethnicity | ||
| White | 738 | 75 |
| African American | 104 | 11 |
| Hispanic | 95 | 10 |
| Other | 47 | 5 |
| Education | ||
| Did not graduate from high school | 104 | 11 |
| Graduated from high school | 480 | 49 |
| At least some college | 401 | 41 |
| Annual income ≥$40,000 | 452 | 46 |
| Employed | 615 | 63 |
| Dependence type | ||
| None | 114 | 12 |
| Alcohol only | 455 | 46 |
| Drugs only | 272 | 28 |
| Both alcohol and drugs | 150 | 15 |