Weighted percentage (%) | Trend test p value | ||||
2004 | 2005 | 2006 | 2007 | ||
Total | 21.1 | 26.8 | 28.2 | 27.6 | <0.001 |
Gender | |||||
Female | 14.7 | 20.6 | 21.3 | 19.3 | 0.04 |
Male | 21.9 | 27.6 | 29.0 | 28.7 | <0.001 |
Age | |||||
18–34 | 14.0 | 17.9 | 19.9 | 18.4 | <0.001 |
35–49 | 19.1 | 26.1 | 25.3 | 25.4 | <0.001 |
50–64 | 30.2 | 37.2 | 37.2 | 40.0 | <0.001 |
65+ | 34.6 | 45.6 | 51.6 | 46.4 | <0.001 |
Education | |||||
Elementary | 33.4 | 38.6 | 40.7 | 40.2 | <0.001 |
Middle | 19.7 | 28.2 | 28.5 | 28.4 | <0.001 |
High school | 16.1 | 21.7 | 22.9 | 23.5 | <0.001 |
College and higher | 18.5 | 22.1 | 25.5 | 23.7 | <0.001 |
Household monthly income | |||||
NT$≤20000 | 32.0 | 38.8 | 36.6 | 38.6 | 0.02 |
NT$20001–60000 | 20.1 | 25.7 | 27.3 | 26.2 | <0.001 |
NT$60001–100000 | 19.9 | 20.6 | 25.4 | 23.4 | 0.04 |
NT$≥100001 | 21.0 | 22.0 | 27.2 | 22.5 | 0.30 |
Unknown | 17.5 | 25.4 | 26.7 | 26.2 | <0.001 |
Employment | |||||
No | 24.1 | 35.7 | 35.3 | 33.8 | <0.001 |
Yes | 19.0 | 23.0 | 25.2 | 25.0 | <0.001 |
Cigarette use | |||||
Occasional | 15.3 | 21.5 | 26.4 | 21.5 | <0.001 |
Daily | 24.1 | 28.4 | 28.8 | 29.6 | <0.001 |
Quit attempts | |||||
No | 18.0 | 23.6 | 24.5 | 24.7 | <0.001 |
Yes | 24.6 | 31.0 | 33.1 | 31.2 | <0.001 |
Perceived health | |||||
Good | 18.4 | 22.8 | 25.0 | 24.5 | <0.001 |
Poor | 34.4 | 33.1 | 38.0 | 38.9 | 0.03 |
Benefit awareness | |||||
No | 21.2 | 25.0 | 26.6 | 23.7 | 0.01 |
Yes | 21.0 | 28.0 | 29.2 | 29.6 | <0.001 |
Area | |||||
Taipei | 18.2 | 26.8 | 27.8 | 27.3 | <0.001 |
Northern | 19.5 | 25.6 | 26.1 | 24.0 | 0.04 |
Central | 21.4 | 26.9 | 27.8 | 27.5 | 0.03 |
Western | 23.2 | 28.1 | 28.1 | 32.2 | <0.001 |
Southern | 24.5 | 26.3 | 31.5 | 27.9 | 0.02 |
Eastern | 28.8 | 30.0 | 35.8 | 25.3 | 0.92 |
Note: 1. Using Taiwan year 2000 census as sample weights. N=5358 (2004), 4846 (2005), 5220 (2006) and 4866 (2007).
NT$, new Taiwan dollars.