Table 2

Evolution of persistent patent ductus arteriosus (n=70) according to their haemodynamic characteristics at 3–4 days of life

Spontaneous closure of the PDA, n (%)22 (73)18 (78)11 (65)
Death before discharge (PDA closure?), n (%)4 (13)2 (9)5 (29)
Survival at discharge (PDA closure?), n (%)4 (13)2 (9)1 (6)
Ligature of the PDA, n (%)01 (4)0
  • HNSPDA, haemodynamically non-significant patent ductus arteriosus; HSPDA, haemodynamically significant patent ductus arteriosus; IDHS, insufficient data on haemodynamic status of the patent ductus arteriosus; PDA, patent ductus arteriosus.