Table 1

Patient and surgical characteristics

Number of patients153
Follow-up after PVR (years)9.6 (5.9, 13.3)
Male gender95 (62%)
Age at PVR (years)30.8±11
Initial correction
 Myectomy/valvulotomy17 (11%)
 RV patch21 (14%)
 Transannular patch106 (69%)
 Other9 (6%)
Age at initial correction (years)4.8 (2.4, 7.5)
Previous shunt procedure73 (48%)
 Waterston31 (42%)
 Potts6 (8%)
 Blalock–Taussig32 (44%)
 Other4 (5%)
Age at shunt procedure (years)1.5 (0.7,2.9)
Down syndrome4 (3%)
22q11 deletion5 (3%)
Other cause of mental retardation8 (5%)
History prior to PVR
 Ventricular tachycardia15 (10%)
 Supraventricular tachycardia21 (14%)
 Heart failure6 (4%)
QRS duration before PVR (ms)152±27
NYHA class ≥II before PVR67/119 (56%)
Indication for PVR
 Pulmonary regurgitation130 (85%)
 Other23 (15%)
Surgical data
Type of RV outflow tract homograft
 Pulmonary homograft147 (96%)
 Aortic homograft6 (4%)
Previous PVR2 (1%)
Concomitant procedures
 Tricuspid valve plasty or ring29 (19%)
 RV aneurysm/patch resection52 (34%)
 Pulmonary artery angioplasty34 (22%)
 Ventricular septal defect closure9 (6%)
Diameter homograft (mm)25.2±2.0
  • Data are described as number with frequency, mean with SD or median with IQR. Supraventricular and ventricular tachycardia were both defined as >30 s or requiring cardioversion.

  • NYHA, New York Heart Association; PVR, pulmonary valve replacement.