Department of Orthopaedic Surgery;
Universityof California;
Irvine Medical Center;
Department of Anesthesiology;
University of California;
Irvine Medical Center;
Division of Adult Reconstruction;
Departmentof Orthopaedic Surgery;
New York University Langone Medical Center;
Perioperative; Surgical; Home; Arthroplasty; Length; of; stay; American; Society; of; Anesthesiologists; Physical; Classification; System; Body; mass; index;