Table 2: operative characteristics
CABG: coronary artery bypass graft, IR: Interquartile range, SD: standard deviation.
*: 43 patients had concomitant other surgical procedures during pulmonary homograft (PH) implantation. Some of them underwent more than 2 concomitant procedures associated with PH implantation. 1 patient had concomitant tricuspid valve surgery and ventricular septal defect closure, 4 patients underwent concomitant tricuspid valve surgery and pulmonary arteries enlargement, and 1 patient underwent concomitant ventricular septal defect closure and pulmonary arteries enlargement.
**: 1 dead patient had no concomitant procedure. 4 other patients dead within 30 days after surgery had concomitant procedure associated with PH implantation (3 ventricular septal defect closure, 1 tricuspid valve replacement + pulmonary arteries enlargement).