Behaviors | Smoking statusa | Sex | Location of school | ||
---|---|---|---|---|---|
Boys | Girls | Urban | Rural | ||
AORc (95% CI) | AORc (95% CI) | AORc (95% CI) | AORc (95% CI) | ||
Dietary | |||||
Breakfast (Daily)\a | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 0.58 (0.51–0.65) | 0.50 (0.37–0.66) | 0.65 (0.53–0.79) | 0.57 (0.49–0.65) | |
Fruits (≥2 times/d)a | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 0.91 (0.79–1.05) | 0.81 (0.60–1.09) | 0.58 (0.46–0.72) | 0.94 (0.81–1.10) | |
Vegetables (≥2 times/d)a | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 0.83 (0.73–0.95) | 0.65 (0.50–0.86) | 0.77 (0.63–0.94) | 0.84 (0.73–0.96) | |
Milk (≥3 d/wk)a | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 0.66 (0.58–0.75) | 0.81 (0.62–1.07) | 0.64 (0.52–0.78) | 0.73 (0.64–0.84) | |
Soft drinks (≥1 times/d)b | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 1.67 (1.42–1.95) | 1.87 (1.28–2.73) | 2.26 (1.78–2.87) | 2.00 (1.67–2.40) | |
Fast food (≥2 d/wk)b | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 1.37 (1.15–1.63) | 1.61 (1.18–2.19) | 1.18 (0.93–1.51) | 1.28 (1.06–1.54) | |
Physical Activity | |||||
Moderate physical activity (≥2d/wk)b | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 0.91 (0.79–1.05) | 0.68 (0.52–0.90) | 0.86 (0.69–1.06) | 0.96 (0.83–1.11) | |
Muscle strengthening activity (≥2 d/wk)b | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 1.10 (0.97–1.26) | 1.55 (1.12–2.12) | 1.79 (1.45–2.22) | 1.65 (1.43–1.91) | |
Attend physical education classes (≥2 d/wk) | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 0.65 (0.55–0.77) | 0.75 (0.53–1.04) | 0.53 (0.42–0.66) | 0.79 (0.64–0.96) | |
Sedentary Activity | |||||
Watch TV (≥2 h/d) | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 0.97 (0.84–1.12) | 1.20 (0.89–1.60) | 0.84 (0.66–1.07) | 0.90 (0.77–1.05) | |
Use computer (≥2 h/d)b | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 2.07 (1.81–2.37) | 1.41 (1.05–1.88) | 2.35 (1.88–2.93) | 1.73 (1.50–2.00) | |
Other | |||||
Sleep duration (≥8 h/d)a | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 0.99 (0.86–1.14) | 0.96 (0.73–1.28) | 1.18 (0.96–1.45) | 0.93 (0.80–1.08) | |
Drink alcohol (yes)a | Nonsmokers | Ref. | Ref. | Ref. | Ref. |
Current smokers | 4.49 (3.94–5.11) | 10.62 (7.67–14.72) | 4.67 (3.79–5.75) | 5.80 (5.03–6.69) |