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Table 1 Patients’ characteristics

From: Outcome of ductus arteriosus stenting including vertical tubular and convoluted tortuous ducts with emphasis on technical considerations

Patients’ demographics
 Age (days), median (range) 18 (1–2190)
 Weight (kg), median (range) 3.1 (2.1–13)
 Male/female, n (%) 25 (58.1)/18 (41.9)
 Full term/preterm n (%) 38 (88.4)/5(11.6)
Diagnosis
 Pulmonary atresia/ventricular septal defect, n (%) 12 (27.9)
 Pulmonary atresia/intact interventricular septum, n (%) 9 (20.9)
 Pulmonary atresia/tricuspid atresia, n (%) 6 (13.9)
 Complex congenital heart disease, n (%) 6 (13.9)
 TGA-VSD-pulmonary stenosis, n (%) 4 (9.3)
 Pulmonary atresia with a complete atrioventricular septal defect, n (%) 3 (6.7)
 Pulmonary atresia with Ebstein anomaly, n (%) 2 (4.6)
 Critical pulmonary stenosis, n (%) 1 (2.3)
Angiography
 Aortic arch sidedness, n (%)
  Left 30 (69.8)
  Right 13 (30.2)
 PDA length/diameter
  Diameter (mm), median (range) 2.4 (0.8–3.9)
  Length (mm), median (range) 17.3 (9–35)
 PDA origin, n (%)
  Origin from the undersurface of the aortic arch 16 (37.2)
  Origin from proximal descending aorta 14 (32.5)
  Origin from intermediate position 3 (6.7)
  Origin from the subclavian or brachiocephalic artery (3 patients had double PDAs) 10 (23.2)
 PDA morphology, n (%)
  Tortuous 23 (53.5)
  Long tubular 12 (27.9)
  Conical 8 (18.6)
  1. PDA patent ductus arteriosus, VSD ventricular septal defect, TGA transposition of great arteries