393 A 25-Year Analysis of Diversity, Equity, and Inclusion Research in Orthopaedics Shows Majority Female Authorship and Increasing Gender Parity Research

401 Watchful Waiting Achieves Higher Value than Physical Therapy for the Treatment of Idiopathic Frozen Shoulder: A Prospective Randomized Controlled Trial

e086 Risk of Surgical Revision in Parkinson's Disease Patients Undergoing Total Hip Replacement: A Retrospective Registry Study

e143 The Effect of a Financial Disincentive in Medicare’s Comprehensive Care for Joint Replacement Program

e171 Synovial Barium and Zirconium Ions are Promising Markers for Aseptic Loosening