Table 2: Operative data.

Variable N (%) Mean/SD
Cardiac operation Bentall 36 (32.2%)
AVR + AAR 44 (39.3%)
AAR 32 (28.5%)
Aortic distal anastomosis Ascending aorta 74 (67%)
Hemiarch 38 (33%)
Cannulation Axillary 20 (17.8%)
Arcus 50 (44.6%)
Femoral 42 (37.6%)
CCT (min) 89.2 ± 37.2
TBT (min) 127.2 ± 48.6
ACP/min 26 (23.2%) 20.2 ± 9.4
TCA/min 12 (10.7%) 16.1 ± 7.6

SD: Standard deviation; AVR: Aortic valve replacement; AAR: Ascending aorta replacement; CCT: Cross clamp time;

TBT: Total bypass time; ACP: Antegrade cerebral perfusion; TCA: Total circulatory arrest.