Immediate Results after Multiple Arterial Grafts in Coronary Artery Bypass Graft Surgery in the São Paulo State: Cross Cohort Study.

Background: The short-term results after using arterial grafts still raise questions and doubts for medical society.

Objective: To compare the immediate outcomes of patients undergoing single arterial graft versus multiple arterial grafts coronary artery bypass grafting surgery.

Methods: Cross-sectional cohort study in the São Paulo Registry of Cardiovascular Surgery II (REPLICCAR II).