TABLE 1.
ANTHROPOMETRIC DATA, AGE, CALCIUM INTAKE AND PUBERTAL GONADOTROPINS AND HORMONES IN HIGH-LEVEL TRAINING (HLG), LOW-LEVEL TRAINING (LLG) AND CONTROL (C) GROUPS
| MEASURE | HLG N = 40 | LLG N = 40 | Control (C) N = 50 | Comparison between groups | ||
|---|---|---|---|---|---|---|
| a | b | c | ||||
| Age (year) | 11.5 ± 0.6 | 11.3 ± 0.7 | 11.3 ± 0.8 | ns | ns | ns |
| Height (m) | 1.51 ± 0.06 | 1.45 ± 0.04 | 1.43 ± 0.05 | a*** | b*** | ns |
| Weight (kg) | 40.1 ± 6.30 | 35.50 ± 4.60 | 33.2 ± 2.80 | ns | b*** | c*** |
| BMI | 17.75 ± 2.22 | 16.96 ± 1.99 | 16.13 ± 1.26 | ns | b*** | ns |
| Lean mass L.arm (kg) | 1.39 ± 0.21 | 1.29 ± 0.29 | 1.22 ± 0.18 | ns | b** | ns |
| Lean mass L.leg (kg) | 5.19 ± 0.62 | 4.71 ± 0.52 | 4.39 ± 0.46 | a*** | b*** | ns |
| Lean mass R.arm (kg) | 1.30 ± 0.19 | 1.27 ± 0.21 | 1.09 ± 0.14 | ns | b*** | c*** |
| Lean mass R.leg (kg) | 5.15 ± 0.66 | 4.61 ± 0.53 | 4.22 ± 0.39 | a*** | b*** | c** |
| Whole Lean mass (kg) | 29.72 ± 2.76 | 27.25 ± 2.69 | 25.39 ± 1.91 | a*** | b*** | c** |
| Calcium intake (mg · d−1) | 712.52 ± 82.75 | 710.10 ± 117.87 | 716.88 ± 85.05 | ns | ns | ns |
| FSH (mUI · ml−1) | 3.80 ± 0.93 | 4.07 ± 0.82 | 3.27 ± 1.11 | ns | b** | c*** |
| LH (mUI · ml−1) | 2.13 ± 0.40 | 2.09 ± 0.58 | 2.08 ± 0.48 | ns | ns | ns |
| Testosterone (mUI · ml−1) | 0.26 ± 0.16 | 0.25 ± 0.18 | 0.25 ± 0.15 | ns | ns | ns |
Note: data represent mean ± standard deviation, a: comparison between HLG and LLG, b: comparison between HLG and C, c: comparison between LLG and C
*
p <0.05
**
p <0.01
***
p <0.001
ns: not significant.