Operating room ventilation—Validation of reported data on 108 067 primary total hip arthroplasties in the Norwegian Arthroplasty Register

The true effect of laminar airflow (LAF) systems on postoperative infection is disputed, partly due to uncertainty regarding the validity of ventilation data in register studies. The aim of this study was to validate the information on operating room (OR) ventilation reported by the orthopaedic surgeons to the Norwegian Arthroplasty Register (NAR) after primary total hip arthroplasty (THA).Forty of the 62 public orthopaedic units performing...