Does off-pump coronary artery bypass surgery reduce mortality in high risk patients?

Background: The aim of this retrospective study was to compare outcome in two groups of patients who were classified according to their risk groups and underwent coronary revascularization with or without cardiopulmonary bypass.

Material And Methods: Between January 1996 and July 2000, 480 cases that underwent coronary artery bypass surgery (CABG) were included in a retrospective nonrandomized manner for study. Group 1 included 210 patients who were revascularized using off-pump techniques.