Table 2.

Operative patient characteristics

Operative characteristics, median (IQR)
Cardiopulmonary bypass time, min	139 (32)
Crossclamp time, min	116 (24)
Procedure time, min	225 (65)
Operative technique, n (%)
Conventional full-root replacement technique	159 (74)
Autologous inclusion technique	30 (13.9)
Dacron graft inclusion technique	26 (12.1)
Annulus reduction	40 (18.6)
Isolated Ross procedure	164 (76.3)
Concomitant procedures, n (%)
Elective CABG	7 (3.3)
Mitral valve surgery	15 (7)
Tricuspid valve repair	4 (1.9)
Ascending aorta replacement	14 (6.5)
Pulmonary homograft size, median (IQR)	27 (3)

IQR, Interquartile range; CABG, coronary artery bypass grafting.