Table 3.
Mean Harris hip scores (points) | |||||
---|---|---|---|---|---|
No of hips | Pre-op ± SD | Post-op ± SD | Improvement ± SD | P-value | |
All hips | 12
14* |
56.1 ± 9.4 | 59.9 ± 25.6
63,9 ± 25.9 |
3.8 ± 23.8 | 0.590 |
Non-failed hips | 6
8* |
59.5 ± 9.7 | 81.2 ± 10.0
82.9 ± 10.2 |
21.7 ± 15.0 | 0.017 |
Failed hips: | |||||
at any time | 9 | 44.3 ± 16.0 | |||
>12 mo | 6 | 52.6 ± 8.6 | 38.6 ± 16.0 | (−)14.0 +/− 15.9 | 0.083 |
<12mo | 3 | 27.6 ± 14.4 |
includes two hips for which no preoperative Harris hip score was recorded