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Table 2 Patients’ data (subgroups IIA and IIB)

From: Impact of type 2 diabetes mellitus on short- and long-term mortality after coronary artery bypass surgery

  Non-insulin
No. of patients = 981
Insulin
No. of patients = 232
p value
Age (years) 65 ± 10 64 ± 10 0.023
Males 775 (79%) 172 (74%) 0.113
Elective 627 (65%) 149 (65%) 1.000
NYHA FC III–IV 284 (26%) 88 (31%) 0.003
Previous operation 28 (3%) 9 (4%) 0.399
Ejection fraction (%) 51 ± 11 47 ± 12 0.000
Logistic EuroSCORE 6 ± 9 8 ± 11 0.012
Hypertension 847 (86%) 205 (88%) 0.453
COPD 51 (5%) 10 (4%) 0.738
Dialysis 12 (1%) 12 (5%) 0.001
Hyperlipidemia 818 (83%) 201 (87%) 0.273
PVD 125 (13%) 60 (26%) 0.000
CVA/TIA 106 (11%) 24 (10%) 0.906
Pulmonary hypertension 10 (1%) 6 (3%) 0.099
Arrhythmia 2 (0.2%) 4 (2%) 0.014
LIMA 949 (97%) 222 (96%) 0.426
Double mammary 396 (40%) 72 (31%) 0.032
Number of grafts 3 ± 1 3 ± 1 0.231
Bypass 83 ± 42 81 ± 40 0.471
Clamp 57 ± 31 53 ± 17 0.014
Mini invasive 18 (2%) 3 (1%) 0.781
  1. NYHA FC New York Heart Association functional class, COPD chronic obstruction pulmonary disease, PVD peripheral vascular disease, CVA cerebral vascular accident, TIA transient ischemic attack, LIMA left internal mammary artery