Combined opioid free and loco-regional anaesthesia enhances the quality of recovery in sleeve gastrectomy done under ERAS protocol: a randomized controlled trial.

BMC Anesthesiol · 2022 · PMC8781357 · PMID 35062872

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failed to reach statistical significanceno p-value reported

Even though fewer patients in the OFA group needed opioid analgesia in the PACU or ward, the difference failed to reach statistical significance (Fig. 2 ).

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