466 Utility of “Enhanced Recovery After Surgery” Protocols in Reducing Postoperative Opioid Use Across Different Surgical Specialties – An Analysis of Iowa’s Billion Pill Pledge Program

467 Temporal Trends in Postoperative Oral Antibiotic Prophylaxis and Infections for Outpatient Total Hip and Knee Arthroplasty from 2015-2020

468 Effect of Clamping on Tensile Strength and Microscopic Changes in Various Suture Types: A Comparison between Needle Holders and Kelly Forceps

469 Clinical Practice Guidelines for Antimicrobial-Loaded Cements and Beads in Orthopedic Trauma and Arthroplasty

470 Operating Room Turnover Time: An Area of Improvement for Hip Fractures