Association between preoperative radiographic osteoarthritis severity and patient-reported outcomes after total hip arthroplasty: a systematic review and meta-analysis.
PURPOSE Although total hip arthroplasty (THA) reliably improves pain and function in patients with hip osteoarthritis (OA), a subset of patients experience limited postoperative benefit. The association between preoperative radiographic OA severity and postoperative patient-reported outcomes (PROMs) remains controversi...