A new study found that patients who had taken opioids in the year before undergoing surgery consumed more opioids after surgery than opioid-naive patients, with chronic users taking most of the medications.
Investigators from the University of Michigan Medical School, in Ann Arbor, led by Mark Bicket, MD, PhD, of the Department of Anesthesiology, and Jennifer Waljee, MD, MPH, MS, of the Department of Surgery, examined data from 26,001 adults 18 years of age and older who underwent