Table 1.

Operative data

Variable	MVR + CABG group N = 100	AVR + CABG group N = 100
Valve replacement
• Mechanical	4	9
• Biological	22	91
Valve reconstruction	74
Number of grafts	1.7 ± 0.48 (1–3)	1.4 ± 0.56 (1–3)
Number of distal anastomosis	3.3 ± 1.3 (1–6)	2.3 ± 1.7 (1–6)
Minimaal 1 arterial graft	78	62
ECC time (minutes)	169.4 ± 52.9 (75–431)	149.8 ± 39.1 (70–246)
AOX time (minutes)	112 ± 33.5 (50–264)	102 ± 29.6 (52–197)

AOX aortic cross-clamping

ECC extracorporeal circulation