The Effects of Preoperative Resting Blood Pressure and Nighttime Blood Pressure on the Associations between Perioperative Blood Pressures and Postoperative Complications: A Prospective, Observational Study in Vascular Surgery Patients

Intraoperative and postoperative hypotension were significantly associated with postoperative complications in vascular surgery patients. There were no statistically significant interactions between these associations and preoperative nighttime blood pressure, or ambulatory resting blood pressure.