Vascular Aging and Acute Kidney Injury After Cardiac Surgery

This prospective observational cohort study will enroll adult patients undergoing cardiac surgery at Nanjing First Hospital, Nanjing Medical University. The study will evaluate multidimensional vascular aging markers before surgery and assess their association with postoperative acute kidney injury within 7 days after surgery. No intervention will be assigned by the study protocol, and all perioperative management will follow routine clinical practice.

NCT Number	NCT07727772
Lead Sponsor	Nanjing First Hospital, Nanjing Medical University
Conditions	Acute Kidney Injury Cardiac Surgery, Postoperative Complications, Vascular Aging
Enrollment	472 participants
Start Date	2026-07-01
Primary Completion	2027-02-21 (estimated)
Study Completion	2027-12-28 (estimated)
Updated on ClinicalTrials.gov	2026-07-27