Variable | n | % |
Types of substance Alcohol Stimulants Marijuana Opiate Sedatives/Hypnotics Hallucinogens Types of substance user Polysubstance user Single/No substance user |
1204 1000 626 358 175 125
1042 907 |
61.8 51.3 32.1 18.4 9.0 6.4
53.5 46.5 |