Long-term Outcomes Sub-Study of Preoperative Combined Iron Therapy

This is a sub-study of the Preoperative Combined Iron Therapy trail in which some participants will be additionally randomized to combined iron supplementation or standarded treatment control to evaluate the impact on long-term outcomes.

NCT Number	NCT06968936
Lead Sponsor	Second Affiliated Hospital, School of Medicine, Zhejiang University Collaborators: First Affiliated Hospital of Chongqing Medical University, Taizhou Hospital of Zhejiang Province affiliated to Wenzhou Medical University, The First Affiliated Hospital with Nanjing Medical University, First Affiliated Hospital of Wenzhou Medical University, Zhejiang Provincial People's Hospital
Conditions	Anemia, Iron Deficiencies, Cardiac Surgery
Enrollment	400 participants
Start Date	2026-03-27
Primary Completion	2029-06-30 (estimated)
Study Completion	2029-06-30 (estimated)
Updated on ClinicalTrials.gov	2026-04-13