Local infiltration analgesia versus peripheral nerve block anaesthesia in total knee arthroplasty: A pharmaco-economic comparison

A superior analgesic method in perioperative pain-management of patients receiving total knee arthroplasty is the subject of controversial debate. Although higher cost-efficiency is claimed for the local infltration analgesia (LIA), there is a lack of data on its costs compared to peripheral nerve block anaesthesia (PNBA).