Impact of Revised Cardiac Risk Index, Individual Risk Factors, and Their Duration on Major Adverse Cardiac Events After Primary Total Knee Arthroplasty: A Nationwide Propensity-Matched Cohort Study.
BACKGROUND Although the Revised Cardiac Risk Index (RCRI) is widely used to assess major adverse cardiac events (MACE) preoperatively, the impact of risk-factor duration and age stratification on its predictive performance after total knee arthroplasty (TKA) remains unclear. This study evaluated post-TKA MACE incidence...