Current ACC/AHA guidelines recommend (IIb) radial artery grafting for >70% LAD stenosis. Most surgeons, however, still prefer saphenous vein grafts in addition to LIMA for LAD stenosis. The following combines the population of 6 RCTs to perform a individual based analysis and showed that radial artery grafting has significant benefits over saphenous vein grafts in CABG.

Source: NEJM