AOR	ascending aorta
AXA	axillary artery
SVG	saphenous vein graft
MICS-CABG	minimally invasive cardiac surgery–coronary artery bypass grafting
PSM	propensity score matching
TTFM	transit-time flowmetry
MGF	mean graft flow
PI	pulsatility index
CTA	computed tomography angiography
MI	myocardial infarction
MACCEs	major adverse cardiovascular and cerebrovascular events