Table 1

Clinical characteristics (n=42)

Age at transcatheter ASD closure (years)51±18
Female32 (76)
Maximum defect diameter (mm)23
WHO functional class I or II18 (43)
WHO functional class III or IV24 (57)
B-type natriuretic peptide (pg/mL)158±192
Pulmonary vascular resistance (Wood unit)6.9±3.2
Mean PAP (mm Hg)45±15
Pulmonary to systemic blood flow ratio1.9±0.8
Estimated systolic PAP (mm Hg)78±26
  • Data are presented as mean±SD, median or number (%) of patients.

  • ASD, atrial septal defect; PAP, pulmonary artery pressure.