Opioid use among same-day surgery patients: Prevalence, management and outcomes.

Pain Res Manag · 2015 · PMC4676499 · PMID 26357683

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an unexpected trendno p-value reported

Despite this, there was no difference in LOS and postoperative adverse events requiring ER visits among the groups, although we found an unexpected trend of higher readmissions among patients who were not using opioids before their surgery.

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