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What happens when over a million total knee arthroplasties (TKAs) walk into a database? You get one of the clearest snapshots yet of how fellowship training shapes surgical outcomes.

A massive retrospective cohort study—published in the July 2025 issue of JAAOS: Global Research and Reviews—lays out the evidence: if you trained in arthroplasty, your patients are statistically more likely to skate through the early postop period with fewer bumps, infections, or surprise readmissions.


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