Fig. 2From: Anterior quadratus lumborum block for postoperative recovery after total hip arthroplasty: a study protocol for a single-center, double-blind, randomized controlled trialThe schedule of enrolment, interventions, assessments, and data collection. Abbreviations: POD post-operative days, PONV postoperative nausea and vomiting, QLB quadratus lumborum block, QoR quality of recoveryBack to article page