Influence of preoperative variables upon the results of coronary artery bypass surgery.


One thousand ninety-six consecutive patients who received aorta-to-coronary artery bypass vein grafts were followed up to 4 years postoperatively. The early mortality was 1.7%; the 4-year survival rate, computed by actuarial methods, was 93.1%; the incidence of peri-operative myocardial infarction was 1.9%. After 4 years, 94.4% of the patients were free of… (More)