Table II. Independent T-test for mean values of differences in posturographic parameters (body sway area) in the 4 trials, VOR asymmetry, DGI, DHI and its subscale scores, HADS and its subscale scores before and after treatment in the 2 groups (A and B).
| Before therapy | After therapy | Δ | Independent T-test (for Δ) | ||||||
| Mean | SD | Mean | SD | Mean | SD | T | p | ||
| EO | A | 459.4 | 105.7 | 397.0 | 68.6 | 62.3 | 116.6 | -1.9 | 0.068 |
| B | 361.8 | 142.2 | 240.6 | 105.2 | 121.1 | 85.0 | |||
| EC | A | 885.4 | 415.5 | 807.0 | 408.0 | 78.4 | 286.9 | -0.197 | 0.845 |
| B | 788.9 | 336.9 | > 695.2 | 301.5 | 93.7 | 216.5 | |||
| OKS-NL | A | 405.3 | 124.8 | 374.3 | 116.6 | 31.0 | 43.3 | -2.3 | 0.023* |
| B | 436.4 | 146.7 | 325.9 | 93.9 | 110.5 | 144.2 | |||
| OKS-DL | A | 780.3 | 327.4 | 618.9 | 230.3 | 161.4 | 173.2 | -2.5 | 0.017* |
| B | 677.1 | 203.5 | 359.9 | 75.2 | 317.2 | 225.7 | |||
| DP | A | 15.1 | 7.3 | 5.3 | 4.7 | 9.8 | 5.4 | -1.8 | 0.70 |
| B | 16.4 | 6.0 | 3.4 | 4.7 | 12.9 | 5.3 | |||
| DGI | A | 14.6 | 3.4 | 16.9 | 3.3 | -2.3 | 3.4 | 2.4 | 0.015* |
| B | 15.4 | 4.2 | 20.5 | 3.1 | -5.0 | 3.6 | |||
| DHI | A | 48.6 | 15.6 | 43.0 | 13.5 | 8.2 | 4.2 | -3.5 | 0.012* |
| B | 53.6 | 19.5 | 37.4 | 8.9 | 16.2 | 12.9 | |||
| DHI (phy) | A | 18.1 | 8.5 | 15.8 | 8.2 | 2.3 | 2.4 | -3.7 | 0.001** |
| B | 19.9 | 8.7 | 11.2 | 3.2 | 8.7 | 7.4 | |||
| DHI (func) | A | 13.7 | 8.3 | 11.6 | 7.1 | 2.1 | 1.8 | -2.2 | 0.032* |
| B | 15.2 | 8.3 | 11.2 | 6.0 | 4.0 | 3.4 | |||
| DHI (emot) | A | 16.8 | 4.6 | 13.0 | 3.8 | 3.8 | 2.3 | 0.332 | 0.741 |
| B | 18.4 | 6.1 | 15.0 | 3.4 | 3.4 | 5.2 | |||
| HADS | A | 22.3 | 3.7 | 17.5 | 3.3 | 4.8 | 4.1 | -0.691 | 0.494 |
| B | 21.3 | 5.0 | 15.6 | 2.8 | 0.0 | 4.0 | |||
| HADS (anx) | A | 10.3 | 2.9 | 7.8 | 2.6 | 2.1 | 4.4 | 1.4 | 0.928 |
| B | 10.9 | 3.0 | 8.4 | 2.7 | 0.5 | 3.2 | |||
| HADS (dep) | A | 12.0 | 2.5 | 9.6 | 1.8 | 2.3 | 2.6 | -1.2 | 0.231 |
| B | 10.4 | 2.7 | 7.2 | 1.3 | 3.3 | 2.3 | |||
* p < 0.05 and ** p < 0.005.