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The mean intraoperative morphine milligram equivalent (MME) scores for each group (PECS, ESP, SMA, TWI) with 95% confidence intervals. Each bar represents the average MME score for a group, visually comparing the anesthesia requirements across the different groups. PECS: pectoral nerve; ESP: erector spinae plane; TWI: thoracic wall local anesthesia infiltration; SMA: systemic multimodal analgesia.
