Table 4.
Unadjusted and Adjusted Linear Regression Models Predicting SOCRATES Ambivalence Scores (n = 335)
| Unadjusted Analysis | Adjusted Analysis | |||||
|---|---|---|---|---|---|---|
| Variables | B | 95 % CIa | p-value | B | 95 % CI | p-value |
| Age | 0.01 | -0.05-0.03 | 0.64 | 0.03 | -0.04-0.08 | 0.19 |
| Gender (male) | ||||||
| Female | 0.54 | -0.33-1.41 | 0.23 | 1.04 | 0.22-1.86 | 0.01 |
| Race (black) | ||||||
| Coloured | -0.96 | -1.79- -0.13 | 0.02 | -1.16 | -1.99--0.24 | 0.01 |
| Marital Status (single) | ||||||
| Married | -0.07 | -1.75-1.61 | 0.94 | |||
| Education (not completed) | ||||||
| Completed high school | -0.25 | -1.08-0.57 | 0.55 | |||
| Employment | ||||||
| Unemployed | -0.74 | -1.57-0.90 | 0.08 | |||
| substance-related injury | ||||||
| Yes | 0.51 | -0.31-1.3390 | 0.22 | |||
| Depression score (CES-D) | 0.12 | 0.08-0.16 | <0.001 | 0.08 | 0.04-0.12 | <0.001 |
| Substance Use Involvement Score Baseline | 0.13 | 0.06-0.19 | <0.001 | 0.03 | -0.04-0.10 | 0.36 |
| Problem Alcohol use (no) | ||||||
| Yes | -4.63 | -1.68-0.76 | 0.46 | |||
| Problem Cannabis use (no) | ||||||
| Yes | 1.42 | 0.27-2.60 | 0.02 | 0.14 | -1.66-1.94 | 0.88 |
| Problem Methamphetamine (no) | ||||||
| Yes | 0.12 | 0.08-0.16 | <0.001 | 2.34 | 0.05-4.22 | 0.02 |
| Poly-substance use | ||||||
| Yes | 2.46 | 1.25-3.66 | <0.001 | 0.76 | 0.97-2.48 | 0.39 |
a95 % CI = 95 % confidence interval