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Table 1 Demographic and clinical characteristics of the groups with different SYNTAX scores

From: SYNTAX score effect on electroencephalography power dynamics in patients undergoing on-pump coronary artery bypass grafting

Characteristic SYNTAX ≤ 22 (n = 12) SYNTAX ≥ 23 (n = 18) p
Age (years) 57,9 ± 5,47 57,5 ± 5,60 >0,05
EF, % 57,9 ± 8,45 54,9 ± 12,44 >0,05
History of CHD, years 3,0 ± 4,78 4,8 ± 4,51 >0,05
FC NYHA, (%)    
II 75% 83% >0,05
III 25% 17%  
Stenoses ICA, (%) 25% 39% >0,05
Diabetes mellitus, (%) 33% 28% >0,05
MMSE, (scores) 27,9 ± 1,58 27,3 ± 1,36 >0,05
FAB, (scores) 16,4 ± 1,03 16,2 ± 0,97 >0,05
Beck, (scores) 3,0 ± 1,61 2,75 ± 1,81 >0,05
State anxiety, (scores) 38,7 ± 5,45 39,6 ± 5,58 >0,05
Trait anxiety, (scores) 24,9 ± 10,66 20,2 ± 5,71 >0,05
CPB, min 117,1 ± 32,54 103,7 ± 22,54 >0,05
Aortic cross-clamping time, min 74,2 ± 20,15 70,1 ± 20,55 >0,05
Grafts, (n) 2,5 ± 1, 17 2,8 ± 0,53 >0,05
  1. CHD coronary heart disease, FC NYHA functional class of heart failure by New York Heart Association, EF ejection fraction, ICA internal carotid artery, MMSE Mini Mental State Examination, FAB Frontal Assessment Battery, Beck Beck Depression Inventory Scale, CPB cardiopulmonary bypass.