479 Differential Effect of COVID on Total Joint Arthroplasty: Hospital vs. Ambulatory Surgical Center / Hospital-Based Outpatient Department - A MARQI Analysis

480 Current Strategies for Decreasing Disparities in Orthopaedic Care: A Systematic Review

481 Elective Orthopaedic Procedures Before and After the COVID-19 Pandemic: Effects on 146,430 American Seniors

482 Prevalence of Depression and Impact of Socioeconomic Factors in Ambulatory Orthopaedic Care: Results from Depression Screening of Nearly 60,000 Patients