No of patients | Prevalence (%) | |
---|---|---|
*For patients who were positive for multiple drugs, only the most potent drug was counted. | ||
Alcohol | 24 | 1.8 |
Non-alcohol drugs* | 94 | 6.9 |
Cocaine | 17 | 1.3 |
Opiate | 15 | 1.1 |
Amphetamine | 3 | 0.2 |
Marijuana | 32 | 2.4 |
Benzodiazepine | 24 | 1.8 |
Other | 3 | 0.2 |