Variable | Before treatment | After treatment | p(b-a) | ||||
1 week | 1 month | 3 months | 6 months | 12 months | |||
Knee joint R | 16.04 ± 1.57 | 17.03 ± 0.73 | 15.51 ± 1.64 | 12.53 ± 2.17 | 6.0 ± 1.38 | 4.31 ± 1.04 | 0.00 |
Knee joint L | 17.52 ± 1.74 | 18.13 ± 2.02 | 16.35 ± 1.81 | 13.55 ± 1.95 | 7.02 ± 1.27 | 5.15 ± 1.48 | 0.00 |