Outcome | Before surgery | Significance | 12 months after surgery | 24 months after surgery | Significance | |||||
---|---|---|---|---|---|---|---|---|---|---|
 | Group A | Group B | Between groups | Group A | Group B | Group A | Group B | Between groups | Within group A | Within group B |
VAS pain | 6.9 ± 1.4 | 7.0 ± 1.3 | n.s. | 1.5 ± 1.9 | 1.7 ± 1.9 | 0.9 ± 1.7 | 1.4 ± 1.7 | p < 0.0001 | p < 0.0001 | p < 0.0001 |
VAS satisfaction | 3.8 ± 1.8 | 3.5 ± 2.0 | n.s. | 8.8 ± 1.6 | 8.1 ± 1.9 | 9.1 ± 1.6 | 8.5 ± 2.2 | p = 0.0059 | p < 0.0001 | p < 0.0001 |
Flexion passive | 112 ± 15 | 115 ± 15 | n.s. | 115 ± 11 | 114 ± 11 | 118 ± 10 | 114 ± 10 | p = 0.020 | p = 0.0017 | n.s. |
Knee Score (KSS) Total | 103 ± 25 | 86 ± 26 | p = 0.00014 | 180 ± 24 | 166 ± 26 | 182 ± 25 | 171 ± 27 | p = 0.0008 | p < 0.0001 | p < 0.0001 |
KSS - Knee Score | 50 ± 15 | 40 ± 15 | p = 0.00024 | 91 ± 11 | 86 ± 14 | 93 ± 11 | 88 ± 13 | p = 0.0004 | p < 0.0001 | p < 0.0001 |
KSS - Function Score | 53 ± 17 | 46 ± 19 | p = 0.027 | 90 ± 17 | 81 ± 16 | 89 ± 18 | 83 ± 18 | p = 0.015 | p < 0.0001 | p < 0.0001 |