Table 1.
Percentiles, physical variables, and laboratory parameters in girls and boys.
| Variable | Total | Boys | Girls | p-Value | |
|---|---|---|---|---|---|
| Percentile | Obese | 133 (90.5%) | 62 (88%) | 71 (96%) | 0.096 † |
| Overweight | 11 (7.5%) | 8 (12%) | 3 (4%) | ||
| Physical Variables |
Age (years) | 12.3 ± 2.3 (n = 147) | 12.5 ± 2.1 (n= 70) | 12.0 ± 2.4 (n = 77) | 0.191 ‡ |
| Height (m) | 1.57 ± 0.1 (n = 144) | 1.59 ± 0.1 (n = 70) | 1.55 ± 0.1 (n = 74) | 0.058 ‡ | |
| Weight (kg) | 76.4 ± 19.9 (n = 144) | 79.9 ± 23.1 (70) | 73.1 ± 15.8 (n = 74) | 0.043 ‡ | |
| Waist circumference | 95.2 ± 13.6 (n = 136) | 99.0 ± 16.0 (n = 68) | 91.3 ± 9.2 (n = 68) | <0.001 ‡ | |
| BMI (kg/m2) | 30.5 ± 5.2 (n = 144) | 31.1 ± 6.2 (n = 70) | 29.9 ± 3.9 (n = 74) | 0.188 ‡ | |
| BMI SDS | 2.52 ± 0.5 (n = 144) | 2.49 ± 0.5 (n = 70) | 2.55 ± 0.4 (n = 74) | 0.478 ‡ | |
| Body fat (kg) | 19.8 ± 6.3 (n = 137) | 20.8 ± 7.4 (n = 68) | 18.8 ± 4.9 (n = 69) | 0.065 ‡ | |
| Body fat (%) | 25.4 ± 2.2 (n = 137) | 25.5 ± 2.3 (n = 68) | 25.3 ± 2.1 (n = 69) | 0.609 ‡ | |
| Muscle mass (kg) | 23.1 ± 7.2 (n = 73) | 24.0 ± 8.7 (n = 37) | 22.3 ± 5.1 (n = 36) | 0.324 ‡ | |
| Muscle mass (%) | 30.8 ± 4.2 (n = 73) | 30.4 ± 5.1 (n = 37) | 31.3 ± 2.9 (n = 36) | 0.361 ‡ | |
| Fitness parameter |
Absolute cardiorespiratory Fitness (W) |
120.0 ± 33.9 (n = 135) | 124.5 ± 38.4 (n = 68) | 115.4 ± 28.2 (n = 67) | 0.188 ‡ |
| Relative cardiorespiratory Fitness (W/kg) |
1.6 ± 0.4 (n = 135) | 1.6 ± 0.4 (n = 68) | 1.6 ± 0.4 (n = 67) | 0.404 ‡ | |
| Laboratory parameters |
25(OH)D (ng/mL) | 23.29 ± 9.8 (n = 147) | 24.88 ± 10.9 (n = 70) | 21.85 ± 8.6 (n = 77) | 0.062 ‡ |
| Blood glucose (mg/dL) | 90.76 ± 7.9 (n = 147) | 91.72 ± 7.8 (n = 70) | 89.89 ± 7.9 (n= 77) | 158 ‡ | |
| Insulin (µU/mL) | 22.27 ± 11.8 (n = 147) | 23.00 ± 12.7 (n = 70) | 21.61 ± 10.9 (n= 77) | 0.478 ‡ | |
| HOMA index | 5.01 ± 2.7 (n = 147) | 5.20 ± 2.8 (n = 70) | 4.84 ± 2.5 (n = 77) | 0.419 ‡ |
The data are presented as the mean ± SD; BMI = body mass index; SDS = standard deviation score; HOMA = homeostasis model assessment; calculated with the † chi-square test and ‡ t-test.