Table 4 Mean and standard deviation of SRT in quiet, SDS in quiet, CV in noise, WIN, and BKB in groups A and B. The ANCOVA was used to compare the second time results between two groups: A, intervention group, and B, control group
Group A N:12 | Group B N:12 | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Test | First time (pre-intervention) | Second time (post-intervention) | First time | Second time (about 5 weeks after the first test) | P-value (ANCOVA test | ||||
Mean | St.d | Mean | St.d | Mean | St.d | Mean | St.d | ||
SRT | 44.58 | 5.41 | 43.75 | 4.33 | 45.42 | 6.89 | 46.67 | 6.85 | 0.038 |
SDS | 88.33 | 4.65 | 92.00 | 2.95 | 87.00 | 5.15 | 89.00 | 5.42 | 0.059 |
CV in noise | 10.08 | 2.31 | 14.50 | 1.73 | 9.92 | 2.71 | 11.33 | 2.10 | 0.000 |
WIN | 14.93 | 2.12 | 10.66 | 2.15 | 14.60 | 2.60 | 13.41 | 2.50 | 0.000 |
BKB | 15.75 | 4.09 | 9.37 | 3.31 | 14.70 | 4.76 | 13.12 | 4.47 | 0.000 |