Table 1.
Weighted prevalence of cannabis abuse and dependence criteria and weekly use in NESARC lifetime cannabis users (N=8,134)
| Cannabis criterion | Prevalence |
|---|---|
| Abuse | |
| Neglect roles | 8.4 |
| Hazardous use | 33.7 |
| Legal problems | 5.9 |
| Social/interpersonal problems | 16.0 |
| Dependence | |
| Tolerance | 10.0 |
| Withdrawal * | 3.2 |
| Larger/longer | 7.9 |
| Quit/control | 33.3 |
| Time spent | 11.5 |
| Activities given up | 5.5 |
| Physical/psychological problems | 10.6 |
| Consumption | |
| Weekly use | 45.7 |
*
Based on requiring two or more, after reduction or cessation in use: anxiety, insomnia, vivid or unpleasant dreams, hallucinations, restlessness, shaking, depressed mood, hypersomnia, psychomotor retardation, feeling weak or tired, bad headaches, muscle cramps, runny eyes or nose, yawning, nausea, sweating, fever, and seizure, and by requiring that the withdrawal symptoms caused significant distress.