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. Author manuscript; available in PMC: 2020 Oct 1.
Published in final edited form as: Osteoarthritis Cartilage. 2019 Jun 26;27(10):1445–1453. doi: 10.1016/j.joca.2019.05.023

Figure 2. Pattern of opioid use over time before TJR.

Figure 2.

Mean daily opioid morphine milligram equivalents (MME) and proportion of days covered (PDC) during 30-day preoperative periods among any users versus continuous users, stratified by procedure type (THR or TKR).