Factors influencing length of stay following primary total knee replacement in a UK specialist orthopaedic centre.

Aim: To identify factors significant in influencing LOS following primary TKA in a UK specialist arthroplasty centre.

Method: We retrospectively reviewed factors affecting LOS of 514 patients who underwent primary TKA in a single specialist arthroplasty centre in the UK over a one-year period. Surgical and patient factors that may influence LOS were recorded.