Patient characteristics n (%) or median (IR)
Male 56 (78)
Age (days) 58 (32.5 – 110.5)
Weight (kg) 3.7 (3.2 – 4.5)
Preoperative ventilation 13 (18)
Balloon atrial septostomy 3 (4)
Preoperative infection 4 (6)
Aortic arch obstruction 35 (49)
Aortic arch hypoplasia and coarctation of the aorta 31 (43)
Interrupted aortic arch 4 (6)
Coronary anatomy (Leiden convention)
1LCx-2R 22 (31)
1L-2RCx 19 (26)
1R-2LCx 8 (11)
1LR-2Cx 5 (7)
2RLCx 14 (19)
1LCxR 4 (6)
Intramural coronary course 5 (7)
Ao-PA relationship
Side-by-side 29 (40)
Ao anterior and rightward 14 (20)
Ao directly anterior 29 (40)
Native PA-Ao diameter ratio (ratio ≥ 2) 63 (88)
Commissure malalignment 18 (25)
Additional cardiac anomalies
m-VSD 3 (4)
Mitral valve abnormality 2 (3)
ASD 26 (36)
Bicuspid native PV 2 (3)