Proportions and prevalence ratios of tobacco and tobacco-like product use according to characteristics under workplace smoke-free policies without HTPs concerns
| Characteristics | HTPs | Electronic cigarettes | Combustible cigarettes | ||||||
| n | % (95% CI) | Adjusted RRs* (95% CI) | n | % (95% CI) | Adjusted RRs* (95% CI) | n | % (95% CI) | Adjusted RRs* (95% CI) | |
| Total | |||||||||
| Smoking rules in work place | |||||||||
| I: smoking prohibited indoors | 242 | 7.74 (6.85 to 8.73) | 1 (ref) | 56 | 1.79 (1.38 to 2.32) | 1 (ref) | 567 | 18.14 (16.83 to 19.53) | 1 (ref) |
| II: smoking room/corner available | 271 | 12.22 (10.92 to 13.65) |
1.22
(1.05 to 1.41) | 73 | 3.29 (2.62 to 4.12) |
1.41
(1.00 to 1.98) | 572 | 25.79 (24.01 to 27.65) |
1.31
(1.19 to 1.46) |
| III: smoking allowed indoors | 30 | 9.93 (7.03 to 13.86) | 0.93 (0.65 to 1.32) | 6 | 1.99 (0.89 to 4.36) | 0.80 (0.35 to 1.87) | 95 | 31.46 (26.46 to 36.92) |
1.53
(1.28 to 1.84) |
| Combustible ciggarette smoking status | |||||||||
| Never smoker | 21 | 0.73 (0.48 to 1.12) | 1 (ref) | 11 | 0.38 (0.21 to 0.69) | 1 (ref) | |||
| Former smoker | 163 | 10.51 (9.08 to 12.14) |
15.42
(9.77 to 24.36) | 18 | 1.16 (0.73 to 1.83) |
3.78
(1.79 to 7.99) | |||
| Current smoker | 359 | 29.09 (26.62 to 31.69) |
38.78
(24.84 to 60.53) | 106 | 8.59 (7.15 to 10.29) |
26.99
(14.29 to 50.97) | |||
Bold face indicates statistical significance (p<0.05).
*Adjusted for all variables listed in table 2.
HTP, heated tobacco product; RR, rate ratio.