|
| Cases n (%) | Controls n (%) |
| |
| VAS before treatment | 4 - 6 | 18 (78.2) | 16 (64) |
|
| 7 - 9 | 5 (21.7) | 9 (36) |
| |
| Total | 23 (100) | 25 (100) | P-value = 0.02 | |
| VAS after 3 months | 1 - 3 | 19 (82.7) | 6 (24) |
|
| 4 - 6 | 4 (17.3) | 19 (76) |
| |
| Total | 23 (100) | 25 (100) |
|