Table 1 Patients’ characteristics

Gender, n, male/female

33/42

Surgical age, years, mean ± SD

2.95 ± 1.75

Weight, kg, mean ± SD

10.25 ± 6.75

Type of PDA, n, tubular/conical

63/12

Diameters of ductus arteriosus, mm, mean ± SD

6.5 ± 2.6

Procedure time, minutes, mean ± SD

40.2 ± 7.3

Size of occluder, mm, range*

4–6 to 12–14

Hospital stay, days, mean ± SD

5.5 ± 0.5