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| TKD group | Tennis group | p | |
| Participants (n) | 11 | 18 | |
| Age (yrs) | 11.1 ± 4.8 | 10.5 ± 2.6 | ns |
| Height (cm) | 154.1 ± 22.7 | 129.1 ± 16.1 | p<0.01 |
| Weight (kg) | 38.2 ± 6 | 33.8 ± 3.5 | p<0.01 |
| Ellipse surface area (ES) (mm2) | 317.71 ± 241.8 | 584.4 ± 384.6 | p<0.05 |
| Length of the path of sway (SP) (mm) | 600.4 ± 203.9 | 750 ± 145.8 | p<0.05 |
| X mean (mm) | −5.023 ± 4.8 | −9.647 ± 15.7 | ns |
| Y mean (mm) | −30.65 ± 12.4 | −31.52 ± 13.2 | ns |
