Background And Objectives: Postoperative pain outcomes may be influenced by preoperative substance use, which is often underreported due to associated stigma. This study examined the impact of urine toxicology-identified preoperative opioid and marijuana use on pain outcomes after elective spinal surgery.
Methods: Patients undergoing elective spinal surgery between September 2020 and May 2022 were recruited for this prospective cohort study.