e361 Relation to Primary Emergency Contact is Associated with Lengths of Stay, Discharge Disposition, and Revision Rates after Total Hip Arthroplasty

P139 Should High-Risk Patients Seek Out Care from High-Volume Surgeons? An Analysis of 1,134 High-Risk Total Hip Arthroplasty Cases

TPA-4535 The Cost of Patient Comorbidities: Analyses of the Revenue, Costs, and Contribution Margin of Total Knee Arthroplasty with Increased Comorbidity Profile