Characteristics | Smoking status | P Valuea | |||||
---|---|---|---|---|---|---|---|
Never (N = 37) | Former (N = 40) | Current (N = 236) | |||||
No. | % | No. | % | No. | % | ||
Residential area | Â | Â | Â | Â | Â | Â | 0.039 |
 Libu | 4 | 11.1 | 2 | 5.6 | 30 | 83.3 |  |
 Shatou | 9 | 6.5 | 21 | 15.1 | 109 | 78.4 |  |
 Shiqiao | 24 | 17.4 | 17 | 12.3 | 97 | 70.3 |  |
Age | Â | Â | Â | Â | Â | Â | 0.176 |
 Mean(SD) | 47.3(7.5) | 49.5(9.3) | 49.7(8.0) | 0.323 | |||
 30–39 | 4 | 10.0 | 6 | 15.0 | 30 | 75.0 |  |
 40–49 | 19 | 18.3 | 12 | 11.5 | 73 | 70.2 |  |
 50–59 | 14 | 8.3 | 22 | 13.1 | 133 | 78.7 |  |
Education level | Â | Â | Â | Â | Â | Â | 0.329 |
 Primary school or below | 16 | 10.1 | 20 | 12.6 | 123 | 77.4 |  |
 Secondary school | 15 | 13.6 | 18 | 16.4 | 77 | 70.0 |  |
 High school or above | 6 | 13.6 | 2 | 4.5 | 36 | 81.8 |  |