Table 2.
Visual analog score (in centimeter) for both knees in each group before and after treatment
| |
Right Knee |
|
|
Left Knee |
|
|
||
|---|---|---|---|---|---|---|---|---|
| Before | After | P | Effect size | Before | After | P | Effect size | |
| KIN (n = 16) |
6.9 ± 1.9 (5.0 – 10.0) |
2.3 ± 2.7a (0.0 – 8.0) |
0.0001 |
0.70 |
7.0 ± 2.1 (4.0 – 10.0) |
2.4 ± 2.8a (0.0 – 7.0) |
0.0008 |
0.68 |
| TENS (n = 12) |
8.0 ± 1.5 (6.0 – 10.0) |
2.6 ± 2.9a (0.0 – 7.5) |
0.0001 |
0.76 |
5.6 ± 2.7 (0.0 – 10.0) |
2.3 ± 2.5a (0.0 – 9.0) |
0.004 |
0.53 |
| US (n = 12) | 6.6 ± 3.0 (0.0 – 10.0) | 4.5 ± 3.7a (0.0 – 10.0) | 0.009 | 0.41 | 7.3 ± 2.3 (4.0 – 10.0) | 3.8 ± 3.1 (0.0 – 7.0) | 0.054 | 0.54 |
Data expressed as mean ± S.D. (min – max).
a different from before for the same group.