Outcomes following revision surgery performed for adverse reactions to metal debris in non-metal-on-metal hip arthroplasty patients: Analysis of 185 revisions from the National Joint Registry for England and Wales.

Given that this finding reached borderline significance in the multivariable model, and that there was no prior belief that ceramic-on-polyethylene revision bearings would be associated with a higher re-revision risk, we cannot exclude a type I error.

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