Group 1 Group 2 p-value
Surgical procedures (n)
Isolated ascending aorta replacement 4 (4%) 38 (79%) <0.01
Ascending aorta and hemiarch or arch replacement 0 9 (19%) <0.01
Elephant trunk 0 1 (2%) 0.3
Reduction aortoplasty 19 (20%) 0 <0.01
Complete sternotomy 37 (39%) 16 (33%) <0.01
Partial upper sternotomy 57 (61%) 32 (67%) <0.01
Leaflet plication of the aortic valve 80 (85%) 42 (88%) 0.8
Pericardial patch augmentation 84 (89%) 34 (71%) <0.01
Concomitant procedures (n)
Coronary artery bypass grafting 2 (2%) 4 (8%) 0.1
Mitral valve repair 8 (9%) 1 (2%) 0.2
Tricuspid valve repair 4 (4%) 0 0.2
Perioperative data
CPB time (min) 132±41 191±52 <0.01
Myocardial ischemic time (min) 90±29 141±29 <0.01
Intensive care unit stay (median, range; days) 1 (1-14) 1 (1-7) 0.2
Need for re-exploration 6 (6%) 7 (15%) 0.1
Neurological event (stroke) 0 0
In-hospital mortality 1 (1%) 1 (2%) 0.6