Perioperative Risk Factors for Postoperative Delirium in Non-Dementia Older Patients after Non-Cardiac Surgery and Anesthesia: A Prospective Study.

Background: To investigate the incidence and perioperative risk factors for postoperative delirium (POD) in non-dementia older patients who underwent anesthesia for non-cardiac surgery.

Methods: This prospective cohort study was conducted on 195 non-dementia older patients, aged 60 years or older, who were hospitalized after non-cardiac surgery and anesthesia. The Confusion Assessment Method for the Intensive Care Unit (CAM-ICU) was used to evaluate the occurrence of POD.