Malnutrition is associated with postoperative complications in elderly patients undergoing total hip arthroplasty.

Introduction: Malnutrition in elderly patients with hip fracture has been described as a factor associated with poor outcomes. This evidence for elderly patients undergoing elective total hip arthroplasty (THA) for osteoarthritis is not well-established.

Methods: We retrospectively studied a cohort of patients with an age ≥65 years admitted to the hospital for THA between January 2018 and December 2020.