Table 2.
Summary of the socio-demographic data about the participating students (China, 2023, n = 407).
| Variable | Description | Frequency (%, n) |
|---|---|---|
| Region of the University | North China | 29.0 (118) |
| Northeast | 35.1 (143) | |
| East China | 35.9 (146) | |
| Age (years) | 18- | 82.6 (336) |
| 20- | 14.5 (59) | |
| 22- | 2.9 (12) | |
| Grade | First year | 52.3 (213) |
| Second year | 30.2 (123) | |
| Third year or more | 17.4 (71) | |
| Gender | Male | 34.9 (142) |
| Female | 65.1 (265) | |
| BMI (kg/m2)# | Underweight | 11.1 (45) |
| Normal weight | 67.3 (274) | |
| Overweight | 13.5 (55) | |
| Obese | 8.1 (33) |
#BMI, body mass index. According to the Chinese Public Health Standards, as follows: underweight, BMI < 18.5 kg/m2; normal weight, 18.5 ≤ BMI < 24.0 kg/m2; overweight, 24 ≤ BMI < 28.0 kg/m2; and obese, BMI ≥ 28.0 kg/m2. The results were shown as frequency.