Within operation comparisons
Change in mean score | 95% CI | ||
OXS | |||
Preoperation—12 months | Hip | −20.2 | (−20.9 to −19.5) |
Knee | −15.4 | (−16.2 to −14.7) | |
Preoperation—6 months | Hip | −19.2 | (−19.9 to −18.5) |
Knee | −13.9 | (−14.6 to −13.1) | |
6 months—12 months | Hip | −1.0 | (−1.7 to −0.3) |
Knee | −1.5 | (−2.3 to −0.8) | |
PCS | |||
Preoperation—12 months | Hip | 13.2 | (12.4 to 14.0) |
Knee | 10.2 | (9.4 to 11.0) | |
Preoperation—6 months | Hip | 12.3 | (11.6 to 13.1) |
Knee | 9.4 | (8.6 to 10.2) | |
6 months—12 months | Hip | 0.9 | (0.1 to 1.6) |
Knee | 0.8 | (−0.02 to 1.6) ns | |
MCS | |||
Preoperation—12 months | Hip | 3.1 | (2.1 to 4.1) |
Knee | 0.3 | (−0.8 to 1.3) ns | |
Preoperation—6 months | Hip | 3.9 | (2.9 to 4.9) |
Knee | 0.6 | (−0.6 to 1.5) ns | |
6 months—12 months | Hip | −0.8 | (−1.8 to 0.2) ns |
Knee | −0.2 | (−1.2 to 1.5) ns |
MCS, mental component summary; ns, not significant; OXS, Oxford Score; PCS, physical component summary.