Self-reported smoking status, drug use, influenza vaccination uptake and respiratory problems (n=36)
| Smoking status | Current smoker n (%) | Ex-smoker n (%) | Never smoked n (%) |
|---|---|---|---|
| 35 (97) | 1 (3) | 0 (0) | |
| Years smoked | Mean (SD) | Range | |
| 24 (7.60) | 2–40 | ||
| Cigarettes smoked per day | Mean (SD) | Range | |
| 15 (10.60) | 0–50 | ||
| Inhaled drug use | Heroin n (%) | Cocaine n (%) | Cannabis n (%) |
| 34 (94) | 33 (92) | 31 (86) | |
| Influenza vaccination history (previous 2 years) | Received influenza vaccination n (%) | Failed to receive influenza vaccination n (%) | |
| 9 (25) | 27 (75) |