Department of Orthopedics;
University of Pennsylvania;
Philadelphia;
PA 19104;
United States;
Department of Orthopedic Surgery;
New York University Langone Health;
New York;
NY 10016;
United States;
Department of Orthopaedic Surgery;
Cleveland Clinic;
Cleveland;
OH 44195;
United States;
Knee; Joints; Arthroplasty; Osteoarthritis; Race; Gender; Postoperative; Outcomes;