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Table 1 Demographic and clinical characteristics

From: Application of bilateral internal mammary artery with different configurations in coronary artery bypass grafting

Items Group I(n = 20) Group II(n = 54) P
Gender    1.000
 Male 18 (90.0%) 49 (90.7%)  
 Female 2 (10.0%) 5 (9.3%)  
Age 58.2 ± 8.9 56.4 ± 10.4 0.492
BMI (kg/m2) 25.6 ± 2.8 25.6 ± 3.1 0.952
Diabetes (n, %) 9 (45.0%) 16 (29.6%) 0.214
Hypertension (n, %) 11 (55.0%) 30 (55.6%) 0.966
Hyperlipidemia (n, %) 8 (40.0%) 18 (33.3%) 0.594
PVD (n, %) 1 (5.0%) 7 (13.0%) 0.435
previous PCI 5 (25.0%) 4 (7.4%) 0.054
COPD 1 (5.0%) 1 (1.9%) 0.470
LM disease 2 (10.0%) 8 (14.8%) 0.719
LVEF(%) 61.9 ± 10.7 62.0 ± 10.6 0.971
Cr (mol/L) 72.8 ± 12.9 76.6 ± 16.0 0.236
  1. BMI body mass index, COPD chronic obstructive pulmonary disease, PVD peripheral vascular diseases, LVEF left ventricular ejection fraction, LM left main disease