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Table 1 Pre-operative characteristics of TAG and LIMA+SVG groups

From: A pilot randomized controlled trial comparing CABG surgery performed with total arterial grafts or without

  TAG n = 30 LIMA+SVG n = 28 P value
Age ≥ 70 4 (13) 5 (18) 0.73
Female 1 (3) 1 (4) 0.99
BMI < 25 kg/m2 3 (10) 4 (14) 0.70
Smoking history 24 (80) 20 (71) 0.45
Diabetes mellitus 9 (30) 6 (21) 0.46
Hypercholesterolemia 25 (83) 27 (96) 0.20
Hypertension 22 (73) 23 (82) 0.42
Myocardial infarction ≤ 21 days 2 (7) 4 (14) 0.42
EF < 40% 1 (3) 0 (0) 0.99
PVD and/or CVD 3 (10) 2 (7) 0.99
COPD 2 (7) 3 (11) 0.67
Left main stenosis > 50% 9 (30) 7 (25) 0.67
Triple vessel disease 20 (67) 16 (57) 0.46
Prior PCI 3 (10) 3 (11) 0.99
Urgency of surgery:    0.39
 Elective 22 (73) 18 (64)  
 In-house 7 (23) 10 (36)  
 Urgent < 24 hours 1 (3) 0 (0)  
  1. Categorical variables are shown as number (percent).
  2. TAG: total arterial grafting; LIMA: left internal mammary artery; SVG: saphenous vein graft; BMI: body mass index; EF: left ventricular ejection fraction; CVD: cerebrovascular disease; PVD: peripheral vascular disease; COPD: chronic obstructive pulmonary disease; PCI: percutaneous coronary intervention.