Meta-Analysishigh evidence
Opioid-free vs. opioid-inclusive anaesthesia with or without regional anaesthesia for postoperative pain: a systematic review with network meta-analysis of randomised controlled trials.
Anaesthesia·May 1, 2026·PMID 41487040
Why it mattersIt clarifies that regional anaesthesia, not opioid avoidance, drives postoperative pain outcomes, helping anaesthesiologists prioritise technique selection and counsel on expected recovery.
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