Variable | Boys (N = 397) | Girls (N = 371) | Total (N = 768) | Heritability estimates | |
---|---|---|---|---|---|
Mean ± SD | Mean ± SD | Mean ± SD | h2 ± SE | P value | |
Age, years | 11.88 ± 3.24 | 12.02 ± 3.48 | 11.95 ± 3.36 | - | - |
BSA, m2 | 1.55 ± 0.40* | 1.47 ± 0.33* | 1.51 ± 0.37 | - | - |
BSAZ | 0.33 ± 0.91* | 0.14 ± 0.76* | 0.24 ± 0.85 | - | - |
UrCr, mg/dL | 95.37 ± 39.53 | 83.86 ± 32.10 | 89.81 ± 36.57 | 0.41 ± 0.10 | 1.9 × 10−06 |
CrCl, ml/min | 60.59 ± 35.11* | 47.41 ± 26.20* | 54.22 ± 31.80 | 0.52 ± 0.09 | 2.5 × 10−10 |
SUA, mg/dL | 5.84 ± 1.76* | 4.99 ± 1.43* | 5.43 ± 1.66 | 0.63 ± 0.09 | 1.4 × 10−12 |
UrUA, mg/dL | 15.63 ± 13.19* | 13.43 ± 11.41* | 14.57 ± 12.40 | 0.70 ± 0.05 | 1.1 × 10−24 |
UACl, ml/min | 2.99 ± 2.31* | 2.43 ± 1.96* | 2.72 ± 2.17 | 0.65 ± 0.06 | 1.7 × 10−20 |
UrUA/UrCr | 0.17 ± 0.11* | 0.16 ± 0.11* | 0.16 ± 0.11 | 0.73 ± 0.05 | 1.3 × 10−25 |
FEUA, % | 6.02 ± 5.14 | 6.34 ± 6.02 | 6.17 ± 5.58 | 0.74 ± 0.05 | 6.7 × 10−27 |
GLUA, mg/min/m2 | 3.63 ± 2.64* | 2.33 ± 1.46* | 3.00 ± 2.25 | 0.57 ± 0.09 | 2.2 × 10−11 |
EUAGF, mg/dL/m2 | 0.33 ± 0.30 | 0.30 ± 0.31 | 0.32 ± 0.31 | 0.73 ± 0.05 | 6.1 × 10−25 |