Table 8 Subgroup analysis of changed CPAK within different coronal plane
|  | Changed CPAK (n = 130) | Same CPAK (n = 50) | p value |
|---|---|---|---|
Mean ± SD | |||
  KSFS 6 weeks | 52.3 ± 24.6 | 44.2 ± 25.9 | 0.118 |
  KSS 6 weeks | 85.5 ± 13.3 | 85.5 ± 10.5 | 0.978 |
  KSFS 3 months | 63.3 ± 23.9 | 59.5 ± 23.9 | 0.459 |
  KSS 3 months | 87.7 ± 10.7 | 88.6 ± 12.1 | 0.716 |
  KSFS 6 months | 71.2 ± 20.5 | 68.2 ± 19.3 | 0.458 |
  KSS 6 months | 93.8 ± 6.2 | 90.0 ± 12.0 | 0.093 |
  KSFS 12 months | 76.3 ± 19.7 | 76.6 ± 19.0 | 0.936 |
  KSS 12 months | 94.6 ± 5.7 | 91.7 ± 9.5 | 0.091 |