This article first appeared in the December issue of AAOS Now, the monthly news magazine of the American Academy of Orthopaedic Surgeons (AAOS).
A study that sought to determine what factors predict total joint arthroplasty (TJA) outcomes at one year found that among patients in the American Joint Replacement Registry (AJRR) for whom patient-reported outcome measures (PROMs) had been recorded, preoperative PROMs, especially physical function subscores, predicted improvement at one year.