Table 1 Baseline characteristics of participants.
Demographic characteristics | Control Group [N = 685] | Intervention Group [N = 601] | t/χ2 | P value |
|---|---|---|---|---|
Age, mean ± SD, year | 10.43 ± 0.34 | 10.43 ± 0.31 | 0.367 | 0.713 |
Sex, n [%] | 0.006 | 0.941 | ||
Boys | 365 [53.3] | 319 [53.1] | ||
Girls | 320 [46.7] | 282 [46.9] | ||
BMI, mean ± SD, kg/m2 | 19.51 ± 4.32 | 19.28 ± 3.99 | 1.068 | 0.285 |
Mother educational attainment, n [%] | 3.345 | 0.502 | ||
Middle School | 10 [1.5] | 13 [2.2] | ||
High School | 56 [8.2] | 45 [7.5] | ||
College | 579 [84.5] | 500 [83.2] | ||
Above | 40 [5.8] | 43 [7.1] | ||
Father educational attainment, n [%] | 7.856 | 0.097 | ||
Middle School | 14 [2.0] | 16 [2.7] | ||
High School | 89 [13.0] | 62 [10.3] | ||
College | 539 [78.7] | 469 [78.1] | ||
Above | 43 [6.3] | 54 [8.9] | ||
Primary caregiver, n [%] | 0.323 | 0.570 | ||
Non-parents | 114 [16.64] | 93 [15.47] | ||
Parents | 571 [83.36] | 508 [84.53] | ||
Extracurricular sports participation, n [%] | 1.421 | 0.233 | ||
Yes | 529 [77.2] | 447 [74.4] | ||
No | 156 [22.8] | 154 [25.6] | ||
