Table 2 Differences in lifestyle behaviours among the participants with different weight status
|  | Normal (n = 3338) | Overweight (n = 651) | Obese (n = 273) | P-value | |
|---|---|---|---|---|---|
| Â | Â | Â | Â | Overweight vs. normal | Obesity vs. normal |
Sleep duration(h/day) | Â | Â | Â | 0.169 | 0.089 |
<8 | 370(11.1) | 62(9.5) | 37(13.6) | Â | Â |
8-9 | 1104(33.1) | 238(36.6) | 102(37.4) | Â | Â |
≥9 | 1864(55.8) | 351(53.9) | 134(49.1) |  |  |
Physical activity(times/week) | Â | Â | Â | 0.34 | 0.215 |
None | 91(2.7) | 17(2.6) | 4(1.5) | Â | Â |
1 to 3 | 1774(53.1) | 331(50.8) | 140(51.3) | Â | Â |
>3 | 1473(44.1) | 303(46.5) | 129(47.3) | Â | Â |
Watching TV ≥3 h/day | 617(18.5) | 116(17.8) | 61(22.3) | 0.688 | 0.116 |
Playing video games and using computers ≥3 h/day | |||||
| Â | 220(6.6) | 43(6.6) | 14(5.1) | 0.989 | 0.345 |
Walking to school | 1780(53.3) | 346(53.1) | 134(49.1) | 0.934 | 0.177 |
Nonsmoking | 2880(86.3) | 553(84.9) | 224(82.1) | 0.369 | 0.053 |
No alcohol use | 2810(84.2) | 545(83.7) | 223(81.7) | 0.767 | 0.279 |