064 The Cost of Patient Comorbidities: Analyses of the Revenue, Costs, and Contribution Margin of Total Knee Arthroplasty with Increased Comorbidity Profile

067 Is It Getting More Expensive to Treat Patients with High Comorbidities? Financial Trends in Total Knee Arthroplasty from 2013 to 2021

452 Socioeconomic Disparities in Online Patient Portal Utilization among Total Hip Arthroplasty Recipients

e077 Surgeons Experience Greater Physiologic Stress and Strain in Direct Anterior Approach than Posterior Approach for Total Hip Arthroplasty

e094 Increased Patient Body Mass Index is Associated with Increased Surgeon Physiologic Stress during Total Hip Arthroplasty