Research Article
Functional Activation and Effective Connectivity Differences in Adolescent Marijuana Users Performing a Simulated Gambling Task
Table 2
Marijuana and drug use summary.
| | Controls | Users |
| Weekly drug use (mean ± SD) | | | Marijuana (uses/week) | 0 | 6.7 ± 1.5 | Cigarettes (cigarettes/week) | 0 | 5.4 ± 9.1 | Alcohol (drinks/week) | 0 | 3.7 ± 5.6 | Lifetime drug use (# ever used) | | | Marijuana (# ever used) | 0 | 14 | Stimulants | 0 | 2 | Opiates | 0 | 3 | Benzodiazepines | 0 | 2 | Hallucinogens | 0 | 3 |
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