Table 1.
Demographic characteristics of undergraduate students in Chongqing, China, 2015.
| Variable | Number | Percentage or (Mean ± SD) |
|---|---|---|
| Gender | ||
| Male | 687 | 34.77 |
| Female | 1289 | 65.23 |
| Age [16–26 years old] | 1976 | 20.14 ± 1.32 |
| Nationality | ||
| Han nationals | 1861 | 94.18 |
| Minority | 115 | 5.82 |
| Residence | ||
| Lives on campus or dormitory | 1925 | 97.42 |
| Lives in apartment or at home | 51 | 2.58 |
| Grade | ||
| Grade 1 | 776 | 39.27 |
| Grade 2 | 779 | 39.42 |
| Grade 3 | 377 | 19.08 |
| Grade 4 | 44 | 2.23 |
| Type of university | ||
| Medical university | 382 | 19.33 |
| Non-medical university | 1594 | 80.67 |
| BMI group | ||
| BMI < 18.5 (low weight) | 491 | 24.85 |
| 18.5 ≤ BMI < 24 (normal weight ) | 1373 | 69.48 |
| 24 ≤ BMI < 28 (overweight) | 77 | 3.9 |
| BMI ≥ 28 (obese) | 35 | 1.77 |
| Without siblings | ||
| Yes | 862 | 43.62 |
| No | 1114 | 56.38 |
| Total time of daily exercise | ||
| 30 min and above | 788 | 39.86 |
| Below 30 min | 1189 | 60.14 |
| Total time of watching TV and sitting in front of a computer daily | ||
| 4 h and above | 327 | 16.54 |
| Below 4 h | 1650 | 83.46 |
| Total cups of sugar-sweetened beverage daily | ||
| At least one bottle | 992 | 50.2 |
| None | 984 | 49.8 |
| Total cups of fruit and vegetables daily | ||
| 5 cups (200 mL per cup)and above | 410 | 20.74 |
| Below 5 cups | 1567 | 79.26 |