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Table 1 Main demographic, biochemical, and clinical characteristics of the study population

From: Type 2 diabetes mellitus and myocardial ischemic preconditioning in symptomatic coronary artery disease patients

Total N = 174 Diabetics (n = 86) Non-diabetics (n = 88) p Value
Age 64.1 ± 6.8 64.3 ± 8.6 0.84
Male n (%) 73 (84.9) 76 (86.3) 0.83
Hypertension 64 (80) 74 (84.1) 0.54
Smokers 7 (8.8) 7 (8.6)  
Previous smokers 38 (48.1) 33 (40.7) 0.6
Non-smokers 34 (43.0) 41 (50.6)  
Previous AMI 36 (46.1) 17 (22.7) 0.004
CABG 28 (34.6) 23 (26.1) 0.25
PCI 24 (30.4) 28 (32.2) 0.87
EF 0.61 ± 0.06 0.62 ± 0.06 0.2
Tri-vessel disease 38 (52) 43 (51.2) 1.0
Bi-vessel disease 35 (48) 41 (48.8) 1.0
LAD disease 63 (87.5) 74 (86.0) 1.0
Collateral circulation 34 (50.7) 38 (46.9) 0.64
Collateral grade 2/3 30 (88.2) 32 (84.2) 0.74
Weight (kg) 74.5 ± 11.0 73.2 ± 12.7 0.51
Height (m) 1.66 ± 8.1 1.66 ± 9.1 0.75
BMI 26.5 ± 2.8 26.4 ± 3.2 0.54
Fasting glycemia 143.5 ± 47.0 99.0 ± 9.4 0.0001
A1C 7.35 ± 1.61 5.63 ± 0.30 0.0001
BUN 41.9 ± 13.4 40.1 ± 9.4 0.32
Creatinine 1.04 ± 0.23 1.07 ± 0.20 0.37
Total cholesterol 156.5 ± 34.5 168.9 ± 36.3 0.02
LDL cholesterol 90.5 ± 27.4 102.0 ± 32.7 0.01
HDL cholesterol 38.0 ± 9.6 40.3 ± 9.0 0.12
Triglycerides 147.2 ± 88.3 132.6 ± 72.3 0.24
  1. Data are expressed as means ± standard deviation or as absolute and relative risks
  2. AMI stands for acute myocardial infarction, CABG coronary artery bypass surgery, PCI percutaneous coronary intervention, EF ejection fraction, LAD left anterior descending, BMI body mass index, A1C glycosylated hemoglobin, BUN blood urea nitrogen, LDL low-density lipoprotein, HDL high-density lipoprotein