Year 2000 | Year 2006 | ||
---|---|---|---|
Characteristic | % (95% CI) | % (95% CI) | P value |
Age in years | 0.92 | ||
Total | 15.2 (13.4–17.3) | 16.7 (12.9–18.6) | |
=<13 | 11.6 (9.8–14.3) | 15.5 (12.9–18.6) | |
14 | 15.8 (9.2–25.7) | 15.2 (12.2–18.7) | |
15 | 20.9 (16.9–25.3) | 18.2 (14.6–22.5) | |
> = 16 | 22.9 (18.5–26.5) | 21.7 (16.3–28.3) | |
Gender (sex) | 0.859 | ||
Females | 11.7 (9.8–13.9) | 12.0 (10.0–14.3) | |
Males | 19.3 (16.1–23.0) | 21.8 (18.9–25.0) | |
Parental smoking status | 0.782 | ||
None | 60.8 (57.8–64.5) | 64.4 (61.8–66.4) | |
One or both parents smokers | 27.0 (22.7–31.0) | 35.5 (33.1–38.4) | |
Perception that smoking is harmful | 0.890 | ||
Yes | 10.9 (7.9–12.7) | 15.9 (13.1–18.5) | |
No | 89.1 (86.5–91.7) | 84.1 (81.9–86.3) |