Purpose Postoperative opioid use may be associated with increased healthcare utilization and costs. We sought to examine the relationship between duration of postoperative opioid prescriptions and healthcare costs and resource utilization in senior patients following hip and knee replacement. Methods We conducted a historical cohort study evaluating postoperative opioid use and healthcare costs in patients over the age of 65 yr undergoing primary total hip or knee arthroplasty over a ten-year period from 1 April 2006 to 31 March 2016. The last follow-up date was
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.