Substance | Frequency (N = 874) | Percent (%) |
---|---|---|
Total cannabis use | 548 | 62.7 |
Pattern of cannabis use at repeat urine drug screen | ||
 Cannabis only | 338 | 38.7 |
 Cannabis and Opioids | 167 | 19.1 |
 Cannabis, Benzodiazepines and Opioids | 25 | 2.9 |
 Cannabis and Benzodiazepines | 16 | 1.8 |
 Cannabis and Cocaine | 1 | 0.1 |
 Cannabis, Barbiturates, Benzodiazepines, and Opioids | 1 | 0.1 |
 No cannabis use | 326 | 37.3 |