Table 1 Demographic data of participating subjects. Note that smoking status for the pediatric formulation refers to that of parent (most heavily smoking one if different between parents). Data are means ± SD or percentages of given group
ER capsules | Adult syrup | Pediatric syrup | Pastilles | Total | |
|---|---|---|---|---|---|
n | 231 | 233 | 244 | 233 | 941 |
Gender, % male | 38.0 | 31.8 | 40.9 | 38.2 | 37.2 |
Age, years | 41.2 ± 15.4 | 39.3 ± 17.5 | 12.8 ± 12.8 | 35.7 ± 15.1 | 32.0 ± 19.1 |
Smoking status, % regular/occasional/non-smoker | 22.4/17.5/60.1 | 21.6/18.9/59.5 | 4.5/8.0/87.5 | 17.2/12.7/70.1 | 18.1/15.2/66.7 |