THREE-YEAR FOLLOW-UP OF ALL-POLYETHYLENE VERSUS METAL-BACKED TIBIAL COMPONENTS IN PRIMARY TOTAL KNEE ARTHROPLASTY: A LONGITUDINAL CONTINUATION OF A PREVIOUS SIX MONTH COHORT STUDY
Background: We previously reported six-month clinical and functional outcomes of all-polyethylene versus metal-backed tibial components in 48 patients undergoing primary total knee arthroplasty [1]. The present study extends this follow-up to three years in the same cohort. The objective is to evaluate the three-year c...