Applied nursing research : ANR
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To develop an evidence-based operational definition for Prolonged Postoperative Opioid Use (PPOU). ⋯ The definition of PPOU in current literature varies greatly and has had significant impact on the interpretation and reliability of research findings. We propose the following working definition: PPOU is the legal prescription use of any opioid for greater than 90 days following surgery, for the purposes of treating post-operative pain, by a patient who opioid naïve in the year prior to surgery.