Table 2

Patient demographics of the early versus the late implantation cohort

Pre-2006 (early cohort)2006 onwards (late)
M:F joints74:67133:215
Number bilateral MoMs21 (14.9%)79 (22.7%)
Mean age in years6267
Median liner size in mm (range)54 (52–66)52 (50–66)
Predicted joint survival/survival at 8 years94.1% (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.