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. 2019 Nov 13;12:3099–3112. doi: 10.2147/JPR.S207010

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© 2019 Beuter et al.

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Least squares mean difference (95% CI) between the trial medications for the amount of supplemental opioid analgesic medication used within the first 24 hrs after intake of first trial medication.

Abbreviation: LSMD, least squares mean difference.