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Number of Drugs Used by Participants.
| Number of drugs used | Number of participants | |
|---|---|---|
| n | % | |
| No drugs | 20 | 8.33 |
| 1 drugs | 22 | 9.17 |
| 2 drugs | 22 | 9.17 |
| 3 drugs | 42 | 17.50 |
| 4 drugs | 34 | 14.17 |
| 5 drugs | 24 | 10.00 |
| 6 drugs | 29 | 12.08 |
| 7 drugs | 18 | 7.50 |
| 8 drugs | 14 | 5.83 |
| 9 drugs | 3 | 1.25 |
| ≥10 drugs | 12 | 5.00 |
| Total | 240 | 100.00 |
