Variable | (%) |
---|---|
Daily number of cigarettes (cigarettes/day) | Â |
   1-10 | 78.5 |
   11-20 | 12.3 |
   21-30 | 9.2 |
Smoking duration (years) | Â |
   1-5 | 13.3 |
   6-10 | 41.7 |
   11-15 | 33.3 |
   > 16 | 11.7 |
FTND†|  |
   Light smoker | 90.8 |
   Moderate smoker | 3.1 |
   Heavy smoker | 6.1 |
Mean values (SD) | Â |
   Age at first tobacco use‡ | 16.7 (2.98) |
   Years of smoking* | 10.4 (4.36) |