Preoperative cognitive performance and its association with postoperative complications in vascular surgery patients: A prospective study.

Background: Cognitive impairment affects nearly half of vascular surgery patients, but its association with postoperative outcomes remains poorly understood. This study explores the link between preoperative cognitive performance and postoperative complications, including postoperative delirium, in vascular surgery patients.

Methods: A prospective cohort study was conducted on vascular surgery patients aged ≥65.