Table 1.
Smoking prevalence among surveyed members of the Japanese Cancer Association, 2006 and 2010
| 2006 (n = 920) | 2010 (n = 1511) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Current smoker | Former smoker | Never smoker | Current smoker | Former smoker | Never smoker | |||||||
| n | % | n | % | n | % | n | % | n | % | n | % | |
| Sex | ||||||||||||
| Male* | 74 | 10.3 | 237 | 33.0 | 408 | 56.7 | 71 | 6.2 | 438 | 38.1 | 642 | 55.8 |
| Female | 1 | 0.9 | 9 | 7.8 | 106 | 91.4 | 3 | 1.4 | 14 | 6.3 | 205 | 92.3 |
| Age (years) | ||||||||||||
| 20–39 | 21 | 8.7 | 40 | 16.5 | 181 | 74.8 | 20 | 4.8 | 78 | 18.9 | 315 | 76.3 |
| 40–59* | 59 | 10.7 | 173 | 31.3 | 320 | 58.0 | 47 | 5.4 | 313 | 35.8 | 514 | 58.8 |
| ≥60 | 3 | 2.5 | 57 | 46.7 | 62 | 50.8 | 13 | 5.9 | 116 | 53.0 | 90 | 41.1 |
| Total* | 83 | 9.0 | 273 | 29.7 | 564 | 61.3 | 80 | 5.3 | 508 | 33.6 | 923 | 61.1 |
Not all subjects responded to questions regarding sex or age. *Significant differences (P < 0.01) between 2006 and 2010 when the χ2‐test with two degrees of freedom.