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| Substantial | Moderate | Limited | Mixed |
|---|---|---|---|
| Impaired memory to at least 7 days abstinence (heavy users) |
Depression (regular users) |
Impaired decision- making up to 2 days after last use (regular users) |
Impaired executive functioning after short abstinence |
| Acute psychotic symptoms during intoxication |
Gateway Drug |
Anxiety |
Cognitive impairment for at least 28 days after last use (heavy users) |
| Addiction risk | Psychosis | ||
| Lower lifetime achievement |
|||
| Motor Vehicle Accidents |
