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DSM-IV criteria for substance dependence that were fulfilled in the sample of 33 khat users.
| DSM-IV criteria | Percentage (n) |
|---|---|
| Tolerance | 66.7% (22) |
| Withdrawal | 94.0% (31) |
| More than intended | 72.7% (24) |
| Wish to reduce/stop | 78.8% (26) |
| Time consuming | 100% (33) |
| Reduced social life | 97.0% (32) |
| Continued consumption despite of health problems | 93.9% (31) |
