No Composite Adverse Events Composite Adverse Events* P
Total cohort 137 15
Mean age at the time of surgery (year) 64.5±14.2 64.9±19.8 0.911
Race 0.664
White
114 (83.2)
13 ( 86.7)
AA
19 (13.9)
1 ( 6.7)
Hispanic
2 ( 1.5)
1 ( 6.7)
Asian
2 ( 1.5)
0 ( 0.0)
Female (%) 68 (49.6) 9 ( 60.0) 0.624
Height (cm) 168.5±14.3 167.8±12.8 0.858
Weight (Kg) 81.2±19.3 78.0±23.2 0.574
Maximal Aortic Size (cm) 5.3±1.0 5.3±1.0 0.874
Hypertension (%) 114 (83.2) 11 ( 73.3) 0.552
Diabetes (%) 13 ( 9.5) 2 ( 13.3) 0.986
Dyslipidemia (%) 63 (46.0) 4 ( 26.7) 0.247
History of smoking (%) 59 (43.1) 8 ( 53.3) 0.627
Marfan syndrome (%) 6 ( 4.4) 1 ( 6.7) 1
Neurological comorbidities (%)** 18 (13.1) 6 ( 40.0) 0.02
Chronic renal dysfunction (%) 15 (10.9) 3 ( 20.0) 0.542
Pulmonary comorbidities (%) 30 (21.9) 3 ( 20.0) 1
CAD (%) 21 (15.3) 4 ( 26.7) 0.449
Previous Cardiac Surgery (%) 45 (32.8) 3 ( 20.0) 0.469
Primary Diagnosis as Dissection (%) 46 (33.6) 3 ( 20.0) 0.437
Timing of surgical intervention (%)
Elective
109 (79.6)
10 ( 66.7)
Urgent
26 (19.0)
3 ( 20.0)
Emergent
2 ( 1.5)
2 ( 13.3)
Aortic Valve Replacement (%)
None
93 (67.9)
9 ( 60.0)
Bioprosthetic
26 (19.0)
3 ( 20.0)
Mechanical
18 (13.1)
3 ( 20.0)
Composite Graft replacement (%) 15 (10.9) 2 ( 13.3) 1
Concomitant CABG (%) 12 ( 8.8) 2 ( 13.3) 0.911
Cardiopulmonary bypass time (min) 160.6±29.6 173.1±36.5 0.131
Aortic Cross-clamp time (min) 82.9±35.7 94.7±38.0 0.229
DHCA time (min) 41.9±8.6 44.3±11.7 0.329