Current Risk Adjustment and Comorbidity Index Underperforms in Predicting Post-Acute Utilization and Hospital Readmissions after Joint Replacements: Implications for Comprehensive Care for Joint Replacement Model

摘要

ObjectiveCompare the performances of comorbidity indices: Charlson, Elixhauser, and the Centers for Medicare & Medicaid Services (CMS) risk adjustment model Hierarchical Condition Category (HCC), in predicting post-acute discharge settings and hospital readmission for patients after joint replacement.