e026 Development and Validation of a Point-of-Care Clinical Risk Score to Predict Surgical Site Infection following Total Knee or Hip Arthroplasty

e027 Postoperative Dislocation Rates in a Large Prospective Continuous Series of Primary Total Hip Arthroplasties Using a Modern Dual Mobility Cup

e028 Ninety-Day Complications among Revision Total Hip Arthroplasty Patients Diagnosed with COVID-19 Postoperatively

e029 Intrawound Vancomycin Powder in Primary Total Hip Arthroplasty: Analysis of a Prospective Quality Control Project

e030 Is Penicillin Allergy a Clinical Problem? A Systematic Review of Total Joint Arthroplasty Procedures with Implications for Patient Safety and Antibiotic Stewardship