Forty patients with ischemic cardiomyopathy and cardiac failure due to coronary artery disease have undergone direct coronary arterial revascularization with a hospital mortality of 15% and late mortality of 7%. Of the 31 survivors, 80% have had good or excellent clinical results with significant improvement in left ventricular function.
Mundth ED, Harthorne JW, Buckley MJ, Dinsmore R, Austen WG. Direct Coronary Arterial RevascularizationTreatment of Cardiac Failure Associated With Coronary Artery Disease. Arch Surg. 1971;103(5):529–534. doi:10.1001/archsurg.1971.01350110027003