Table 1 Comparison of different demographic characteristics of children and adolescents aged 13–18 years in Xinjiang, China
Sort | n | Total(n = 4833) | Boy(n = 2440) | Girl(n = 2393) | t /χ2 Test | p-Value |
|---|---|---|---|---|---|---|
Height(cm) | 4833 | 165.22 ± 9.02 | 168.83 ± 9.61 | 161.54 ± 6.58 | 30.715 | < 0.001 |
Weight(kg) | 4833 | 54.83 ± 12.37 | 58.63 ± 14.09 | 50.96 ± 8.75 | 22.690 | < 0.001 |
BMI(kg/m2) | 4833 | 19.95 ± 3.45 | 20.41 ± 3.85 | 19.49 ± 2.91 | 9.368 | < 0.001 |
BMI categories | 118.563 | < 0.001 | ||||
Underweight | 638 | 13.2 | 14.5 | 11.8 | ||
Normal | 3476 | 71.9 | 65.8 | 78.2 | ||
Overweight | 492 | 10.2 | 12.7 | 7.6 | ||
Obese | 227 | 4.7 | 7.0 | 2.3 | ||
Urban and rural | 0.401 | 0.526 | ||||
Urban | 2367 | 49.0 | 48.5 | 49.4 | ||
Rural | 2466 | 51.0 | 51.5 | 50.6 | ||
School type | 7.133 | 0.008 | ||||
Middle school | 3390 | 70.1 | 68.4 | 71.9 | ||
High school | 1443 | 29.9 | 31.6 | 28.1 | ||
Living on campus | ||||||
No | 2904 | 60.1 | 60.5 | 59.6 | 0.409 | 0.523 |
Yes | 1929 | 39.9 | 39.5 | 40.4 | ||
Father's education | 1.907 | 0.592 | ||||
Junior high and below | 2535 | 52.5 | 53.1 | 51.8 | ||
High school | 723 | 15.0 | 14.9 | 15.0 | ||
Junior college or above | 999 | 20.7 | 19.9 | 21.4 | ||
Unknown | 576 | 11.9 | 12.1 | 11.7 | ||
Mother's education | 11.478 | 0.009 | ||||
Junior high and below | 2289 | 47.4 | 46.4 | 48.3 | ||
High school | 888 | 18.4 | 19.4 | 17.3 | ||
Junior college or above | 1141 | 23.6 | 22.5 | 24.8 | ||
Unknown | 515 | 10.7 | 11.7 | 9.6 |