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Ten-year Kaplan–Meier survival functions for different end points
| End point | n | Survival % (95% CI) |
|---|---|---|
| Any revision | 8 | 97.9 (96.5–99.3) |
| Mechanical failure (aseptic loosening or instability) | 4 | 98.9 (97.7–100) |
| Aseptic loosening (revised or symptomatic radiographic) | 5 | 98.6 (97.4–99.8) |
| Any reoperation (including revisions) | 29 | 93.0 (90.5–95.6) |
| Worst-case scenario (revised or lost) | 23 | 94.4 (92.1–96.8) |
