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Table 3 Total number of patients with clinically-driven angiography during follow-up. Indications for the first angiography and the fraction of patients with failed grafts found during the procedure for the NTT and CT group

From: Long-term clinical outcomes after coronary artery bypass grafting with pedicled saphenous vein grafts

  Conventional No-touch
Total number 225 189
 STEMI 5.8% 7.4%
 NSTEMI or unstable angina 40.9% 47.1%
 Stable angina 44.0% 39.7%
 Other 9.3% 5.8%
Graft failure
 Failed grafts 53.6% 43.2%
 No data 7.1% 3.2%
  1. STEMI indicates ST-segment elevation myocardial infarction; NSTEMI non ST-segment elevation myocardial infarction