Table 4 The KSS scores in the two groups
Results | Group S | Group E | p-value |
|---|---|---|---|
Clinical score | |||
 preop | 36.4 ± 5.2 | 36.1 ± 4.6 | 0.781 |
 Postop 1 week | 52.1 ± 8.8 | 47.3 ± 7.2 | 0.041 |
 Postop 1 month | 72.4 ± 6.7 | 67.6 ± 5.9 | 0.038 |
 Postop 3 months | 79.6 ± 6.9 | 74.3 ± 4.7 | 0.031 |
 Postop 6 months | 82.4 ± 5.7 | 78.6 ± 5.9 | 0.041 |
 Postop 12 months | 88.1 ± 3.7 | 87.6 ± 3.1 | 0.046 |
 Postop 24 months | 92.5 ± 4.7 | 91.3 ± 4.9 | 0.039 |
Functional score | |||
 preop | 37.1 ± 5.4 | 38.6 ± 3.9 | 0.713 |
 Postop 1 week | 48.6 ± 8.3 | 44.1 ± 7.6 | 0.031 |
 Postop 1 month | 65.2 ± 6.8 | 61.1 ± 5.7 | 0.026 |
 Postop 3 months | 71.1 ± 5.8 | 67.4 ± 4.2 | 0.035 |
 Postop 6 months | 76.4 ± 4.2 | 72.1 ± 3.8 | 0.046 |
 Postop 12 months | 81.1 ± 3.8 | 80.2 ± 3.2 | 0.025 |
 Postop 24 months | 85.6 ± 3.6 | 84.1 ± 3.4 | 0.044 |