Predictors of inpatient rehabilitation after total knee replacement: An analysis of private hospital claims data

Abstract

Objective: To investigate inpatient rehabilitation rates after private total knee replacements (TKRs) in Australia since 2009; to quantify the contributions of hospital-, surgeon-and patient-related factors to predicting inpatient rehabilitation. Design: Retrospective cohort study; multivariate linear regression analysis of linked, de-identified Medibank administrative claims data and hospital casemix protocol data, adjusted for patient-related characteristics. Setting, participants: 35 389 patients undergoing Medibank-funded TKRs in 170 private hospitals in Australia, 2009−2016. Main outcome measures: Hospital inpatient rehabilitation rate; relative contributions of patient-and provider-rel..