“…In the same issue, Zhou et al described a large RCT in endoscopic sinus surgery and concluded that OFA can be an alternative to opioid-based anaesthesia (OBA) 2 . They used a quality of life questionnaire (QoR-40) as primary outcome measure, as did Zhang et al 3 (QoR-15), concluding, in the same issue, that OFA with thoracic paravertebral block improved early quality of recovery when compared with OBA.…”