Table 2.
Crude hazards ratios, 95% confidence intervals, and p-values for post-release drug use
| Predictors | Crude hazards ratios (95% CI) | p-value |
|---|---|---|
| Age | ||
| Less than 30 | 1.00** | 0.78 |
| 30 to 49 | 1.29 (0.55, 3.02) | |
| Over 50 | 1.14 (0.48, 2.73) | |
| Sex | 0.040 | |
| Men | 1.00** | 0.04 |
| Women | 1.95 (1.03, 3.69) | |
| Marital status | ||
| Other | 1.00** | 0.24 |
| Never married | 0.75 (0.47, 1.21) | |
| Educational attainment | ||
| Less than high school | 1.00** | 0.99 |
| High school or more | 1.00 (0.64, 1.57) | |
| First incarceration | ||
| No | 1.00** | 0.73 |
| Yes | 0.87 (0.40, 1.90) | |
| Incarceration duration over 5 years | ||
| No | 1.00** | 0.77 |
| Yes | 0.92 (0.53, 1.61) | |
| History of powder cocaine use | ||
| No | 1.00** | 0.06 |
| Yes | 1.59 (0.97, 2.59) | |
| History of rock or crack cocaine use | ||
| No | 1.00** | 0.19 |
| Yes | 1.34 (0.87, 2.07) | |
| History of heroin use | ||
| No | 1.00** | 0.03 |
| Yes | 1.64 (1.06, 2.55) | |
| History ofcsame sex partnership | ||
| No | 1.00** | 0.09 |
| Yes | 1.51 (0.94, 2.41) | |
| Type of drug offense | ||
| Drug distribution or intent to sell | 1.00** | 0.06 |
| Drug possession only | 1.52 (0.98, 2.34) |
**
Reference category