Characteristics Overall Emergency Elective p value
N=70 n=41 n=29
Age (years) 62.76 (10.6) 61.80 (9.7) 64.10 (11.9) 0.38
Male gender 59 (84.3) 35 (85.4) 24 (82.8) 1
COPD 17 (24.3) 9 (22.0) 8 (27.6) 0.796
History of hypertension 65 (92.9) 38 (92.7) 27 (93.1) 1
CKD 5 (7.1) 3 (7.3) 2 (6.9) 1
History of cancer 6 (8.6) 2 (4.9) 4 (13.8) 0.379
Peripheral vascular disease 11 (15.7) 5 (12.2) 6 (20.7) 0.53
Previous cardiac surgery 12 (17.1) 2 (4.9) 10 (34.5) 0.004
Left Ventricle Ejection Fraction (%) 58.11 (6.18) 57.44 (7.26) 59.07 (4.16) 0.28
Cerebral malperfusion at presentation 4 (5.7) 4 (9.8) 0 (0) na
Abdominal malperfusion at presentation 5 (7.1) 5 (12.2) 0 (0) na
Lower limb ischemia at presentation 6 (8.6) 6 (14.6) 0 (0) na
Ascending aorta/arch aneurysm 19 (24.3) 0 (0) 19 (65.5) <0.001
Chronic aortic dissection 10 (14.2) 0 (0) 10 (31) 0.001
De Bakey dissection classification <0.001
I 44 (62.8) 38 (92.7) 6 (20.6)
III B 7 (10.0) 3 (7.3) 4 (13.7)
Stanford dissection classification <0.001
A 42 (61.8) 38 (92.7) 4 (14.8)
B 9 (12.8) 3 (7.31) 6 (20.6)
Table 1. Preoperative Characteristics: COPD, Chronic Obstructive Pulmonary Disease; CKD, Chronic Kidney Disease. Data are reported as mean (SD) for numerical variables and as count (%) for categorical variables. Table 1. Preoperative Characteristics: COPD, Chronic Obstructive Pulmonary Disease; CKD, Chronic Kidney Disease. Data are reported as mean (SD) for numerical variables and as count (%) for categorical variables. Table 1. Preoperative Characteristics: COPD, Chronic Obstructive Pulmonary Disease; CKD, Chronic Kidney Disease. Data are reported as mean (SD) for numerical variables and as count (%) for categorical variables. Table 1. Preoperative Characteristics: COPD, Chronic Obstructive Pulmonary Disease; CKD, Chronic Kidney Disease. Data are reported as mean (SD) for numerical variables and as count (%) for categorical variables. Table 1. Preoperative Characteristics: COPD, Chronic Obstructive Pulmonary Disease; CKD, Chronic Kidney Disease. Data are reported as mean (SD) for numerical variables and as count (%) for categorical variables.