Association of Extended Oral Antibiotic Prophylaxis With 90-Day Complication Rates After Primary Total Knee Arthroplasty: A Propensity-Matched Retrospective Cohort Study.
BACKGROUND While perioperative antibiotic prophylaxis has been widely implemented to reduce periprosthetic joint infection (PJI) rates, the efficacy of an extended oral antibiotic prophylaxis (EOAP) regimen postoperatively remains equivocal among arthroplasty surgeons. This study investigated the association of EOAP wi...