 The results of the Best Bypass Surgery BBS trial9, performed on 341 high-risk patients European system for cardiac operative risk evaluation EuroSCORE5 undergoing on-pump CABG or off-pump CABG, reported no significant differences in the composite of adverse cardiac and cerebrovascular events or in any of the following outcomes: all-cause mortality, acute myocardial infarction, cardiac arrest, low cardiac outputcardiogenic shock, stroke, and coronary reintervention. 