From the medical records of a series of patients operated on for total hip arthroplasty:~Main objective: To assess individual and surgical factors associated with the development of psoas tendinitis.~Secondary objectives:~To describe the frequency of occurrence of psoas tendinitis~To describe the outcome of patients who underwent tenotomy.
Evaluation of predictive factors for psoas tendinitis after first-line total hip arthroplasty.~A single-centre retrospective study of medical data from the medical records of patients undergoing total hip arthroplasty.