Table 5.
Change in static and dynamic balance.
| Intervention (n = 16) | Control (n = 15) | Group difference | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Pre | Post | p | Pre | Post | p | Intervention pre-post | Control pre-post | p | |
| Eye open | |||||||||
| COP area (mm2) | 591.8 ± 360.5 | 401.9 ± 227.8 | 0.002∗ | 586.6 ± 278.9 | 515.7 ± 251.5 | 0.001∗ | 189.9 ± 199.5 | 70.9 ± 57.0 | 0.097 |
| COP length (mm) | 404.9 ± 135.0 | 337.2 ± 98.7 | 0.004∗ | 401.0 ± 104.6 | 378.4 ± 106.3 | 0.012∗ | 67.7 ± 69.8 | 22.5 ± 22.7 | 0.026∗ |
| COP velocity (mm/sec) | 13.4 ± 4.5 | 11.2 ± 2.8 | 0.012∗ | 13.7 ± 4.8 | 12.7 ± 4.8 | 0.015∗ | 2.2 ± 2.9 | 1.0 ± 1.2 | 0.285 |
|
| |||||||||
| Eye close | |||||||||
| COP area (mm2) | 854.8 ± 680.3 | 514.4 ± 237.2 | 0.010∗ | 831.1 ± 248.8 | 593.4 ± 208.7 | 0.001∗ | 340.4 ± 572.4 | 237.7 ± 172.5 | 0.502 |
| COP length (mm) | 554.7 ± 201.6 | 457.3 ± 150.8 | 0.098 | 538.1 ± 134.8 | 464.8 ± 129.4 | 0.027∗ | 97.4 ± 159.8 | 73.3 ± 108.4 | 0.937 |
| COP velocity (mm/sec) | 18.7 ± 6.9 | 15.5 ± 5.6 | 0.059 | 18.1 ± 5.4 | 16.7 ± 4.7 | 0.057 | 3.2 ± 5.9 | 1.4 ± 2.8 | 0.501 |
|
| |||||||||
| TUG (sec) | 7.9 ± 1.4 | 6.8 ± 1.1 | 0.002∗ | 7.6 ± 2.1 | 7.1 ± 2.2 | 0.011∗ | 1.1 ± 0.9 | 0.5 ± 0.6 | 0.019∗ |
COP: center of pressure; COP area: 95% confidence ellipse area; COP length: center of pressure path length; TUG: Timed Up and Go test. Values are expressed as mean ± SD. ∗p < 0.05.