Sample characteristics and exposure to secondhand smoke (SMS)
| Restaurants (n=1276) | Hotels (n=739) | Shopping malls (n=485) | Hospitals (n=445) | Schools (n=379) | Kindergartens (n=206) | Group 1 (n=1515) | Group 2 (n=2015) | |
| Age | 27.3±7.6 | 31.9±8.9 | 33.5±6.9 | 35.7±10.6 | 37.2±9.4 | 38.3±9.2 | 36.8±9.9 | 30.1±8.7 |
| Proportion of Female (%) | 49.7 | 48.6 | 57.8 | 68.9 | 74.7 | 97.6 | 70.8 | 49.3 |
| Current smoking rates(%) | 30.1 | 26.5 | 31.8 | 12.5 | 5.5 | 2.4 | 15.6 | 28.7 |
| Smoking policy | ||||||||
| Ban smoking (%) | 2.3 | 0 | 0 | 37.8 | 33.3 | 70.6 | 28.9 | 1.5 |
| Designated area (%) | 11.1 | 100 | 100 | 62.2 | 66.7 | 29.4 | 71.1 | 43.7 |
| No ban | 86.6 | 0 | 0 | 0 | 0 | 0 | 0 | 54.8 |
| Exposed to SHS at work (%) | 67.0 | 49.0 | 64.0 | 46.9 | 21.8 | 0.5 | 30.7 | 60.9 |
| Average exposing time per day (hour) | 2.95±3.10 | 1.23±2.01 | 1.79±2.47 | 1.11±1.71 | 0.30±0.62 | 0.01±0.01 | 0.90±1.75 | 2.31±2.84 |
A significant difference (p<0.05) were founded in age, proportion of female, current smoking rate, proportion of exposed to SHS in the workplace and the average exposing time per work day in different working populations and different groups.
Group1: workers who worked in worksites covered by the municipal regulation.
Group2: workers who worked in worksites not covered by the municipal regulation.
Ban Smoking: smoking is not allowed anywhere in the workplaces.
Designated areas: smoking is allowed only in designated areas.
No ban: smoking is allowed in most areas.