Table 1. Descriptive data on anthropometry in adolescent boys. Data are means (±SD).
|
Training group (n = 36) |
Control group (n = 58) |
|
Pre |
Post |
% |
Pre |
Post |
% |
| Chronological age (yrs) |
13.6 (.6) |
13.7 (.6) |
|
13.8 (.5) |
14.0 (.5) |
|
| Body height (m) |
1.58 (.09) |
1.59 (.09) * |
.7 |
1.61 (.09) |
1.61 (.08) * |
.6 |
| Body mass (kg) |
49.3 (10.5) |
50.1 (10.3) * |
1.6 |
50.8 (9.0) |
51.5 (8.8) * |
1.6 |
| BMI (kg·m-2) |
19.5 (2.7) |
19.5 (2.7) |
.2 |
19.6 (2.5) |
19.7 (2.3) |
.4 |
| Percent body fat (%) |
17.5 (7.5) |
16.7 (7.1) * |
-4.2 |
16.9 (7.0) |
16.6 (6.4) |
.0 |
| Lean body mass (kg) |
40.1 (6.2) |
41.2 (6.2) * |
2.7 |
41.8 (5.4) |
42.6 (5.5) * |
2.0 # |
| Thigh circumstance (cm) |
45.8 (4.9) |
46.6 (4.9) * |
1.6 |
46.7 (4.2) |
46.9 (4.1) * |
.7 # |
| MTQF (cm) |
4.52 (.60) |
4.66 (.62) * |
3.2 |
4.74 (.49) |
4.76 (.50) |
.5 # |
| MTQF/LBM (cm/kg1/3) |
1.32 (.13) |
1.35 (.14) * |
2.3 |
1.37 (.12) |
1.36 (.12) |
-.1 # |
*, Significance change between Pre and Post (p < 0.05)#, Significance difference in relative change before intervention (p < 0.05)BMI, body mass index; MTQF, muscle thickness of anterior of thigh; LBM, lean body mass. %, relative change from the initial value at Pre.
