Registry Data-Valuable Lessons But Beware the Confounders.

Stammers, John G; Kuo, Alex; Hart, Alister J; Smeeth, Liam; Skinner, John A · J Arthroplasty · 2017

review · Level V

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Abstract

A mature national joint registry with widespread adoption and audit can successfully demonstrate trends and influence future orthopedic practice. Correlations can be identified; however, this should not be misinterpreted as causality. It is essential to consider confounding when analyzing observational datasets.

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