Demographic and smoking-related characteristics of respondents
| Smokers (n=4763) | Non-smokers (n=1259) | |||
| n | % | n | % | |
| Gender | ||||
| Male | 4566 | 95.9 | 576 | 45.8 |
| Female | 197 | 4.1 | 683 | 54.2 |
| Ethnicity | ||||
| Han | 4536 | 95.2 | 1198 | 95.1 |
| Hui | 152 | 3.2 | 40 | 3.2 |
| Man | 57 | 1.2 | 12 | 0.9 |
| Others | 18 | 0.4 | 9 | 0.8 |
| Age | ||||
| 18–24 | 91 | 1.9 | 46 | 3.7 |
| 25–39 | 859 | 18.0 | 233 | 18.5 |
| 40–54 | 2268 | 47.6 | 493 | 39.2 |
| 55+ | 1544 | 32.4 | 487 | 38.7 |
| Education* | ||||
| Low | 652 | 13.7 | 138 | 11.0 |
| Medium | 3153 | 66.3 | 735 | 58.4 |
| High | 950 | 20.0 | 386 | 30.6 |
| Income† | ||||
| Low | 921 | 20.8 | 223 | 19.4 |
| Medium | 2156 | 48.8 | 592 | 51.6 |
| High | 1345 | 30.4 | 333 | 29.0 |
| Marital status | ||||
| Currently married/live with a partner | 4211 | 88.6 | 1112 | 88.8 |
| Currently single | 541 | 11.4 | 140 | 11.2 |
| Cigarettes per day | ||||
| 0–10 | 1658 | 35.0 | – | – |
| 11–20 | 23.8 | 48.7 | – | – |
| 21+ | 773 | 16.3 | – | – |
| Type of cigarettes smoked | ||||
| Factory-made only | 4459 | 93.8 | – | – |
| Roll your own only | 53 | 1.1 | – | – |
| Both | 241 | 5.1 | – | – |