Cannabis use category | DSM-IV abuse or dependence | Addiction Severity Index (ASI) score |
---|---|---|
Dependence | Meet minimal or more DSM-IV criteria for cannabis dependence | 8–9: extreme problem, treatment absolutely necessary |
Abuse | Meet ≥1 criteria for cannabis abuse | 4–5: moderate problem, some treatment indicated |
6–7: considerable problem, treatment necessary | ||
Use | Meet abuse criteria but do not meet temporal criteria (at least 12 months) or use for 12 months but not fulfilling any criteria of DSM-IV abuse | 2–3: slight problem, substance abuse treatment probably not necessary |
No use | No significant symptoms | 0–1: no real problem |