Patient demographics of the early versus the late implantation cohort
| Pre-2006 (early cohort) | 2006 onwards (late) | |
|---|---|---|
| Joints | 141 | 348 |
| M:F joints | 74:67 | 133:215 |
| Number bilateral MoMs | 21 (14.9%) | 79 (22.7%) |
| Corail:SROM | 44:97 | 304:44 |
| Mean age in years | 62 | 67 |
| Median liner size in mm (range) | 54 (52–66) | 52 (50–66) |
| Predicted joint survival/survival at 8 years | 94.1% (89.1–98.1) | 81.1% (76.7–85.5) |
At the time of writing, 71 Pinnacles had been revised (table 3).
F, female; M, male; MoM, metal on metal.