Fig. 2From: Continuous erector spinae plane block versus thoracic epidural analgesia in video-assisted thoracic surgery: a study protocol for a prospective randomized open label non-inferiority trialFlow chart of the study design. GA, general anesthesia; VATS, video-assisted thoracoscopic surgery; BMI, body mass index; ASA, American Society of Anesthesiologists; ESP, continuous erector spinae plane analgesia; TEA, thoracic epidural analgesia; QoR15, Quality of Recovery 15 ScoreBack to article page