| Variable | Category | Frequency | Percentage |
|---|---|---|---|
| Ever used substance | Yes | 227 | 60.1 |
| No | 151 | 39.9 | |
| Ever use of khat | Yes | 149 | 39.4 |
| No | 229 | 60.6 | |
| Ever use of alcohol | Yes | 78 | 20.6 |
| No | 300 | 79.4 | |
| Current use of substance | Yes | 87 | 23 |
| No | 291 | 77 | |
| Current use of khat | Yes | 62 | 16.4 |
| No | 316 | 83.6 | |
| Current use of alcohol | Yes | 25 | 6.6 |
| No | 353 | 93.4 |