Table 2.
Summary of the clinical results
| Metal-on-metal hip resurfacing | Standard total hip arthroplasty | P-value | |
|---|---|---|---|
| Implant survivorship (%) |
98 |
99 |
0.95 |
| Complication rate (%) |
0.8 |
0.8 |
1.0 |
| Mean pre-operative Harris hip score (range) |
47 (31–62) |
41 (21–56) |
0.75 |
| Mean post-operative Harris hip score in points (range) |
96 (72–100) |
94 (70–100) |
0.9 |
| Pre-operative activity score in points (range) |
3.6 (1–5) |
2.7 (1–4) |
0.001 |
| Post-operative activity score in points (range) | 6.7 (2–8) | 5 (3–7) | 0.001 |