| Variable | Frequency (n) | Percentage (%) |
| Drug use |
|
|
| Yes | 173 | 80.1 |
| No | 43 | 19.9 |
| Time of drug use |
|
|
| Before Imprisonment | 154 | 71.3 |
| In prison | 1 | 0.5 |
| Both | 19 | 8.8 |
| Nil | 42 | 19.4 |
| Type of drug used |
|
|
| Oral | 150 | 69.4 |
| Injectables | 5 | 2.3 |
| Both | 19 | 8.8 |
| Nil | 42 | 19.4 |
| Use of new syringe |
|
|
| Yes | 16 | 7.4 |
| No | 2 | 0.9 |
| Not applicable | 198 | 91.7 |
| Needle sharing |
|
|
| Yes | 2 | 0.9 |
| No | 214 | 99.1 |
| Use of unsterilized sharps |
|
|
| Yes | 201 | 93.1 |
| No | 15 | 6.9 |