Table 4 Maturity-related differences in anthropometry and body composition in adolescent girls
PH1 | PH2 | PH3 | PH4 | PH5 | Post hoc test (P < 0.05) | |
|---|---|---|---|---|---|---|
(n = 6) | (n = 6) | (n = 24) | (n = 42) | (n = 18) | ||
Age (years) | 13.1 ± 0.1 | 13.4 ± 0.2 | 13.4 ± 0.2 | 13.4 ± 0.3 | 13.4 ± 0.3 | |
Height (cm) | 149.6 ± 4.3 | 154.7 ± 4.3 | 152.9 ± 5.0 | 155.9 ± 5.0 | 155.44 ± 3.8 | |
Weight (kg) | 42.1 ± 3.7 | 42.2 ± 5.8 | 43.5 ± 7.3 | 47.1 ± 5.4 | 47.6 ± 5.1 | |
BMI (kg/m2) | 18.8 ± 1.5 | 17.6 ± 1.9 | 18.6 ± 2.7 | 19.4 ± 1.8 | 19.7 ± 2.1 | |
% Fat (%) | 24.2 ± 7.2 | 21.1 ± 5.5 | 22.6 ± 6.8 | 24.9 ± 4.7 | 26.3 ± 4.8 | |
LBM (kg) | 31.8 ± 2.3 | 33.1 ± 3.2 | 33.2 ± 3.1 | 35.2 ± 3.4 | 34.8 ± 2.1 | |
CTHIGH(cm) | 43.3 ± 1.6 | 42.1 ± 2.7 | 43.9 ± 4.2 | 45.9 ± 3.4 | 46.3 ± 3.4 | |
CLOWER(cm) | 31.8 ± 0.9 | 30.6 ± 1.5 | 31.8 ± 2.5 | 33.3 ± 2.0 | 33.0 ± 1.9 | PH2 < PH4, PH5 |
PH3 < PH4 | ||||||
Muscle thickness (cm) | ||||||
Anterior thigh | 4.5 ± 0.3 | 3.9 ± 0.3 | 4.3 ± 0.5 | 4.5 ± 0.5 | 4.6 ± 0.4 | PH1 > PH2 |
PH2 < PH4, PH5 | ||||||
Posterior of lower leg | 5.9 ± 0.3 | 5.6 ± 0.7 | 5.8 ± 0.6 | 6.0 ± 0.4 | 6.0 ± 0.4 | |
Rectus abdominis | 1.0 ± 0.2 | 1.0 ± 0.2 | 1.0 ± 0.2 | 1.0 ± 0.1 | 1.0 ± 0.1 | |
Muscle thickness per LBM1/3 (cm/kg1/3) | ||||||
Anterior of lower leg | 1.43 ± 0.12 | 1.22 ± 0.10 | 1.35 ± 0.13 | 1.37 ± 0.14 | 1.40 ± 0.13 | |
Posterior of lower leg | 1.86 ± 0.05 | 1.73 ± 0.17 | 1.81 ± 0.14 | 1.84 ± 0.10 | 1.83 ± 0.09 | PH2 < PH5 |
Rectus abdominis | 0.30 ± 0.05 | 0.31 ± 0.07 | 0.31 ± 0.05 | 0.32 ± 0.04 | 0.31 ± 0.04 |