Table 1.
Descriptive values of the dependent variables for sex, age group and general sport classification.
| VO2max (ml/kg/min) | Fat mass (%) | Muscle mass (%) | Handgrip strength (kg) | Vertical jump (cm) | MFR (kg/kg) | HBMI (kg/kg/m2) | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| X̅ | SD | Me | IQR | X̅ | SD | Me | IQR | X̅ | SD | Me | IQR | X̅ | SD | Me | IQR | X̅ | SD | Me | IQR | X̅ | SD | Me | IQR | X̅ | SD | Me | IQR | |||
| Boys | Court/net | 6–9 | 47.2 | 4.2 | 47.6 | 6.3 | 26.0 | 8.1 | 24.6 | 9.8 | 69.8 | 7.6 | 70.8 | 9.1 | 14.3 | 3.9 | 14.6 | 5.3 | 17.5 | 4.3 | 17.5 | 5.0 | 1.1 | 0.4 | 1.0 | 0.6 | 0.7 | 0.2 | 0.7 | 0.3 |
| Court/net | 10–13 | 45.9 | 4.8 | 46.4 | 6.5 | 23.2 | 8.5 | 20.0 | 13.1 | 72.7 | 8.0 | 75.6 | 12.3 | 21.2 | 5.6 | 20.6 | 8.1 | 23.6 | 5.5 | 24.1 | 6.9 | 1.5 | 0.6 | 1.5 | 1.0 | 1.1 | 0.3 | 1.1 | 0.4 | |
| Court/net | 14–17 | 47.6 | 4.2 | 47.5 | 6.9 | 19.5 | 5.8 | 17.9 | 6.3 | 76.4 | 5.5 | 77.9 | 6.0 | 31.4 | 10.2 | 34.0 | 11.7 | 30.3 | 7.0 | 30.0 | 9.8 | 1.9 | 0.6 | 1.9 | 0.8 | 1.5 | 0.5 | 1.7 | 0.6 | |
| Invasion | 6–9 | 49.4 | 3.7 | 49.8 | 4.8 | 22.2 | 6.0 | 21.3 | 6.8 | 73.4 | 5.6 | 74.3 | 6.2 | 12.9 | 3.3 | 12.8 | 4.7 | 19.5 | 4.1 | 19.5 | 6.0 | 1.4 | 0.9 | 1.3 | 0.5 | 0.7 | 0.2 | 0.7 | 0.2 | |
| Invasion | 10–13 | 47.9 | 5.1 | 48.1 | 7.7 | 23.5 | 7.2 | 21.7 | 9.8 | 72.4 | 6.8 | 74.1 | 9.2 | 22.3 | 6.2 | 21.1 | 7.1 | 23.9 | 5.7 | 23.1 | 7.3 | 1.5 | 0.5 | 1.4 | 0.8 | 1.1 | 0.3 | 1.1 | 0.4 | |
| Invasion | 14–17 | 47.7 | 6.1 | 47.6 | 9.7 | 19.6 | 6.2 | 17.7 | 7.5 | 76.3 | 5.9 | 78.1 | 7.0 | 35.0 | 8.8 | 34.3 | 11.5 | 32.6 | 6.8 | 32.4 | 8.5 | 1.9 | 0.7 | 1.9 | 0.9 | 1.6 | 0.4 | 1.6 | 0.5 | |
| Individual | 6–9 | 48.8 | 4.5 | 49.4 | 6.2 | 23.7 | 5.6 | 21.8 | 6.3 | 72.0 | 5.3 | 73.7 | 5.7 | 14.1 | 4.0 | 13.1 | 4.0 | 19.5 | 3.7 | 19.7 | 3.4 | 1.2 | 0.3 | 1.3 | 0.5 | 0.8 | 0.2 | 0.8 | 0.2 | |
| Individual | 10–13 | 46.5 | 5.5 | 46.4 | 5.7 | 23.5 | 8.5 | 20.9 | 8.4 | 72.4 | 8.0 | 74.9 | 7.9 | 21.1 | 5.6 | 20.9 | 6.5 | 23.6 | 5.8 | 23.2 | 7.4 | 1.5 | 0.6 | 1.5 | 0.7 | 1.1 | 0.3 | 1.1 | 0.3 | |
| Individual | 14–17 | 52.0 | 6.5 | 51.7 | 9.7 | 18.3 | 4.4 | 17.6 | 3.4 | 77.5 | 4.2 | 78.1 | 3.2 | 35.6 | 8.8 | 38.4 | 9.7 | 34.0 | 5.0 | 34.2 | 6.0 | 2.0 | 0.6 | 1.9 | 0.5 | 1.7 | 0.5 | 1.7 | 0.7 | |
| Combat | 6–9 | 48.5 | 3.7 | 49.1 | 6.2 | 23.5 | 5.7 | 21.9 | 8.2 | 72.1 | 5.4 | 73.6 | 8.0 | 12.3 | 3.2 | 11.6 | 4.6 | 17.1 | 4.6 | 16.5 | 5.1 | 1.2 | 0.3 | 1.2 | 0.6 | 0.7 | 0.2 | 0.7 | 0.2 | |
| Combat | 10–13 | 48.0 | 6.3 | 50.3 | 7.5 | 22.2 | 5.1 | 20.6 | 5.3 | 73.7 | 4.9 | 75.1 | 5.1 | 20.2 | 7.9 | 18.5 | 11.3 | 27.5 | 8.4 | 29.8 | 12.7 | 1.5 | 0.4 | 1.5 | 0.5 | 1.0 | 0.4 | 1.0 | 0.4 | |
| Combat | 14–17 | 44.3 | 7.5 | 43.4 | 10.5 | 18.8 | 6.1 | 18.2 | 3.8 | 77.0 | 5.9 | 77.7 | 3.6 | 37.3 | 11.6 | 40.9 | 13.0 | 36.0 | 8.9 | 38.4 | 7.4 | 2.0 | 0.7 | 1.9 | 0.5 | 1.7 | 0.5 | 1.9 | 0.7 | |
| Girls | Court/net | 6–9 | 44.8 | 3.4 | 44.9 | 4.3 | 27.1 | 6.0 | 26.3 | 6.2 | 69.1 | 5.7 | 69.8 | 5.8 | 12.4 | 3.1 | 13.1 | 4.9 | 17.9 | 4.6 | 18.3 | 7.9 | 1.0 | 0.3 | 1.0 | 0.3 | 0.7 | 0.2 | 0.7 | 0.2 |
| Court/net | 10–13 | 43.6 | 4.6 | 43.0 | 6.7 | 27.8 | 5.9 | 26.7 | 8.2 | 68.5 | 5.5 | 69.6 | 7.8 | 22.3 | 5.0 | 22.1 | 6.6 | 22.8 | 4.9 | 22.7 | 7.1 | 1.1 | 0.3 | 1.0 | 0.4 | 1.1 | 0.2 | 1.1 | 0.4 | |
| Court/net | 14–17 | 40.4 | 4.0 | 40.6 | 4.8 | 28.4 | 5.3 | 27.3 | 7.1 | 68.0 | 5.0 | 68.9 | 6.7 | 24.1 | 3.8 | 23.7 | 4.2 | 25.3 | 5.5 | 24.4 | 6.8 | 1.0 | 0.2 | 1.1 | 0.3 | 1.1 | 0.2 | 1.1 | 0.3 | |
| Invasion | 6–9 | 47.5 | 4.3 | 47.6 | 4.9 | 25.2 | 5.6 | 24.2 | 7.6 | 70.8 | 5.3 | 71.9 | 7.1 | 13.0 | 2.9 | 13.7 | 4.2 | 19.2 | 5.4 | 19.6 | 7.0 | 1.2 | 0.5 | 1.1 | 0.6 | 0.8 | 0.2 | 0.8 | 0.3 | |
| Invasion | 10–13 | 45.4 | 4.3 | 45.5 | 4.9 | 26.4 | 5.1 | 26.4 | 6.6 | 69.8 | 4.9 | 69.9 | 6.2 | 19.8 | 5.2 | 19.8 | 8.6 | 22.3 | 5.4 | 22.9 | 6.4 | 1.1 | 0.3 | 1.1 | 0.4 | 1.0 | 0.2 | 1.0 | 0.3 | |
| Invasion | 14–17 | 38.8 | 4.7 | 38.7 | 4.9 | 28.5 | 6.5 | 28.1 | 5.3 | 67.8 | 6.2 | 68.2 | 5.0 | 24.2 | 6.1 | 25.0 | 5.3 | 26.1 | 5.7 | 24.3 | 8.4 | 1.1 | 0.4 | 1.0 | 0.3 | 1.1 | 0.2 | 1.1 | 0.2 | |
| Individual | 6–9 | 46.9 | 3.5 | 47.2 | 4.2 | 25.3 | 5.3 | 24.6 | 7.2 | 70.8 | 5.0 | 71.4 | 6.8 | 12.2 | 3.2 | 12.1 | 4.2 | 17.5 | 4.0 | 17.2 | 5.6 | 1.1 | 0.5 | 1.1 | 0.4 | 0.7 | 0.2 | 0.7 | 0.2 | |
| Individual | 10–13 | 44.2 | 4.0 | 44.0 | 5.2 | 26.4 | 5.7 | 25.2 | 8.5 | 69.8 | 5.4 | 70.9 | 8.0 | 19.5 | 5.0 | 19.0 | 7.1 | 22.3 | 4.6 | 22.7 | 5.7 | 1.1 | 0.3 | 1.1 | 0.5 | 1.0 | 0.3 | 1.0 | 0.3 | |
| Individual | 14–17 | 41.2 | 5.4 | 40.6 | 6.5 | 28.2 | 7.0 | 26.7 | 9.1 | 68.2 | 6.7 | 69.6 | 8.7 | 25.6 | 4.3 | 25.9 | 4.7 | 24.7 | 4.2 | 25.2 | 4.6 | 1.1 | 0.3 | 1.0 | 0.5 | 1.2 | 0.2 | 1.2 | 0.3 | |
| Combat | 6–9 | 45.0 | 4.2 | 44.4 | 6.8 | 24.0 | 6.4 | 23.4 | 10.3 | 71.9 | 6.1 | 72.5 | 9.8 | 11.2 | 3.1 | 9.8 | 4.2 | 18.2 | 4.3 | 18.4 | 5.8 | 1.3 | 0.6 | 1.2 | 0.5 | 0.6 | 0.1 | 0.6 | 0.2 | |
| Combat | 10–13 | 41.7 | 2.7 | 41.0 | 3.5 | 27.0 | 8.9 | 25.3 | 12.8 | 69.2 | 8.4 | 70.9 | 12.0 | 19.8 | 5.5 | 18.8 | 7.1 | 22.4 | 5.6 | 23.3 | 9.4 | 1.2 | 0.6 | 1.1 | 0.6 | 1.0 | 0.3 | 0.9 | 0.3 | |
| Combat | 14–17 | 30.5 | 10.3 | 26.7 | 9.8 | 30.1 | 10.6 | 28.8 | 10.6 | 66.3 | 10.0 | 67.6 | 9.9 | 24.0 | 10.0 | 26.8 | 9.8 | 19.8 | 0.4 | 19.7 | 0.4 | 1.0 | 0.5 | 1.0 | 0.5 | 1.0 | 0.3 | 1.0 | 0.3 | |
X̅ mean, SD standard deviation, Me median, n; IQR interquartile range, VO2max maximal oxygen uptake, MFR muscle-fat-ratio, HBMI handgrip strength to body mass index; 6–9, 10–13, 14–17: age group classification; court/net, invasion, individual, combat: general sport classification.