| Controls (n = 22) | Patients (n = 21) |
---|---|---|
Alcohol (# using) | 16 | 7** |
Alcohol (# days) [4.2 ± 3.7 units] | 4.6 ± 5.7 | 2.4 ± 6.5 |
Heroin (# using) | 0 | 7** |
Heroin (# days) [0.2 ± 0.15 g] | 0 | 3.4 ± 7.9* |
Cocaine powder (# using) | 2 | 13** |
Cocaine powder (# days) [0.52 ± 0.76 g] | 1 | 9.4 ± 12.1** |
Crack cocaine (# using) | 0 | 19** |
Crack cocaine (# days) [0.92 ± 1.65 g] | 0 | 18.3 ± 12.3** |
Amphetamines (# using) | 0 | 6** |
Amphetamines (# days) [0.38 ± 0.40 g] | 0 | 4.0 ± 8.6* |
Cannabis (# using) | 4 | 13** |
Cannabis (# days) [0.95 ± 0.68 g] | 1.6 ± 5.6 | 14.3 ± 13.9** |