| Harris hip score | Oxford hip score | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Primary | Revision | Primary | Revision | ||||||||
 | Score (SD) | N | % | Score (SD) | N | % | Score (SD) | N | % | Score (SD) | N | % |
Pre-surgery | 49.7 (16.0) | 1252 | 67 | 52.6 (19.3) | 268 | 40 | 22.4 (8.4) | 780 | 41 | 23.9 (9.9) | 196 | 29 |
3Â months | 78.3 (14.5) | 794 | 42 | 68.6 (15.3) | 360 | 52 | 36.4 (7.7) | 797 | 42 | 31.7 (9.4) | 382 | 56 |
6Â months | 83.6 (15.3) | 699 | 37 | 74.0 (17.9) | 313 | 47 | 39.2 (8.1) | 681 | 36 | 34.8 (9.7) | 314 | 47 |
12Â months | 86.7 (14.5) | 789 | 42 | 79.7 (17.1) | 314 | 47 | 41.1 (7.8) | 781 | 42 | 37.2 (9.1) | 315 | 47 |
Av. Responsea | Â | Â | 47 | Â | Â | 47 | Â | Â | 40 | Â | Â | 45 |