Microbial skin sealant group (n = 159) Control group (n=132) p-value
Age (years), mean ± SD 68.3 ± 7.7 69.0 ± 8.6 0.465
Gender      
Male 107 (67.3) 88 (66.7)  
Female 52 (32.7) 44 (33.3)  
Hyperlipidaemia 129 (81.1) 117 (88.6) 0.078
Arterial hypertension 157 (98.7) 131 (99.2) 0.674
COPD 28 (17.6) 34 (25.8) 0.091
Diabetes mellitus 70 (44.0) 43 (32.6) 0.046
Peripheral artery disease 40 (25.2) 33 (25.0) 1.000
Carotid artery disease 31 (19.5) 13 (9.8) 0.022
Cardiovascular accident 22 (13.8) 15 (11.4) 0.528
Renal failure 37 (23.3) 35 (26.5) 0.523
LV ejection fraction, mean ± 42.4 ± 14.8 42.3 ± 14.3 0.954
SD      
Congestive heart failure 71 (44.7) 49 (37.1) 0.194
Acute myocardial infarction 69 (43.4) 55 (41.7) 0.766
Priority of procedure      
Elective 101 (63.5) 85 (64.4) 0.877
Urgent/emergency 58 (36.5) 47 (35.6)  
Perfusion time      
<100 min 95 (59.7) 75 (56.8) 0.614
  ≥ 100 min 64 (40.3) 57 (43.2)  
COPD, chronic obstructive pulmonary disease; LV, left ventricular; SD, standard deviation
Table 1: Pre-, peri-, and postoperative characteristics of patients and surgery. Data are n (%) unless otherwise indicated.