Table 5.
Models | Variable | Odds Ratio | 95% C.L. | p-value |
---|---|---|---|---|
Model 1: Client | Race/ethnicity | — | — | — |
Primary drug of abusea | < 0.001 | |||
Heroin/methadone/opiates | 1.4 | 0.65, 3.04 | ||
Cocaine | 0.84 | 0.48, 1.47 | ||
Cannabis | 1.2 | 0.62, 2.32 | ||
Other drug | 1.04 | 0.63, 1.73 | ||
Polydrug | 0.64 | 0.36, 1.14 | ||
Alcohol-drug duo | 0.79 | 0.4, 1.55 | ||
Alcohol | 1.21 | 0.64, 2.27 | ||
No problem or nicotine | 1.0 | |||
Age | — | — | — | |
Age by race/ethnicity | — | — | 0.05 | |
Model 2: Program-client | Primary drug of abuse | < 0.001 | ||
Heroin/methadone/opiates | 1.58 | 0.81, 3.08 | ||
Cocaine | 0.87 | 0.49, 1.53 | ||
Cannabis | 1.42 | 0.68, 2.2 | ||
Other drug | 1.22 | 0.68, 2.2 | ||
Polydrug | 0.63 | 0.37, 1.08 | ||
Alcohol-drug duo | 0.72 | 0.4, 1.32 | ||
Alcohol | 1.14 | 0.64, 2.03 | ||
No problem or nicotine | 1.0 | |||
Age | _1.03 | 1.01, 1.04_ | _< 0.001 | |
HIV risk screening | < 0.001 | |||
Yes | 3.49 | 2.51, 4.85 | ||
No | 1.0 | |||
% female admissions | 0.002 | |||
≤20% | 5.21 | 2.11, 12.91 | ||
21-80% | 2.08 | 1.23, 3.5 | ||
>80% | 1.0 |
We chose `no problem or nicotine' as the reference group for primary drug of abuse based on clinical relevance, as we were interested comparisons to the least serious drug of abuse group.