Table 2 Acute effects of three different balance exercise types (i.e., anterior, mediolateral, rotational type) on measures of balance, jump performance, and change-of-direction speed in youth female volleyball players
Anterior | Mediolateral | Rotational | ANOVA (p value; effect size) | |||||
|---|---|---|---|---|---|---|---|---|
Pre | Post | Pre | Post | Pre | Post | |||
M (SD) | M (SD) | M (SD) | M (SD) | M (SD) | M (SD) | Time | Condition x Time | |
CoP SA Firm | 107.2 (48.1) | 97.4 (30.7) | 107.3 (48.1) | 140.6 (74.9) | 107.3 (48.1) | 141.4 (61.8) | 0.049 (0.75) | 0.105 (0.80) |
CoP SA Foam | 206.0 (89.8) | 97.4 (29.3) | 206.0 (89.8) | 273.0 (150.3) | 206.1 (89.8) | 268.1 (121.8) | 0.047 (0.75) | 0.824 (0.22) |
CoP V Firm | 8.36 (1.0) | 8.52 (1.4) | 8.36 (1.0) | 9.11 (1.4) | 8.4 (1.0) | 8.6 (1.6) | 0.191 (0.45) | 0.668 (0.33) |
CoP V Foam | 12.8 (1.7) | 12.5 (1.5) | 12.9 (1.7) | 12.9 (4.0) | 12.9 (1.8) | 11.1 (1.5) | 0.230 (0.44) | 0.395 (0.45) |
CMJ height | 25.4 (2.7) | 25.4 (3.5) | 25.4 (2.7) | 25.7 (3.5) | 25.4 (2.7) | 25.5 (3.4) | 0.554 (0.22) | 0.958 (0.10) |
CoD speed | 13.1 (0.371) | 12.9 (0.477) | 13.1 (0.371) | 12.9 (0.55) | 13.1 (0.371) | 12.8 (0.502) | < 0.001 (1.82) | 0.241 (0.62) |