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Original Research
![Noteworthy comment: This paper is noteworthy in that the authors' excellent investigation brings question to what may be a myth regarding catastrophization resulting in more opioid use. The authors should be commended for recognizing that opioid utilization patterns are far too complex to be explained by a single variable, as too many recent studies have suggested.](assets/img/article_icons/noteworthy.png)
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Opioid use prior to knee arthroplasty in patients who catastrophize about their pain: preoperative data from a multisite randomized clinical trial
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