Table 2 Intra-operative data
Elderly group (n = 31) | Non-elderly group (n = 143) | p value | |
|---|---|---|---|
Entry site | |||
Ascending aorta | 16 (51.6) | 47 (32.8) | 0.049 |
Proximal arch | 8 (25.8) | 33 (23.0) | 0.745 |
Distal arch | 5 (16.1) | 40 (27.9) | 0.172 |
Descending aorta | 0 | 10 (6.9) | 0.129 |
Unknown | 2 (6.4) | 13 (9.0) | 0.635 |
Entry resection | 27 (87.0) | 118 (82.5) | 0.535 |
Procedures | |||
Ascending/Hemiarch replacement | 31 (100) | 82 (57.3) | < 0.001 |
Total arch replacement | 0 | 61 (42.7) | < 0.001 |
Concomitant procedures | |||
AVR | 0 | 4 | |
CABG | 2 | 7 | |
Root replacement | 1 | 3 | |
Operative data | |||
Duration, minutes | |||
Operation | 347.1 ± 92.2 | 425.1 ± 123.6 | < 0.001 |
Cardiopulmonary bypass | 206.8 ± 52.0 | 245.2 ± 69.3 | 0.002 |
Circulatory arrest | 58.0 ± 9.4 | 55.2 ± 14.5 | 0.151 |
Cardiac arrest | 153.7 ± 33.0 | 160.5 ± 39.1 | 0.184 |
Selective cerebral perfusion | 57.5 ± 16.4 | 99.8 ± 58.5 | < 0.001 |
Blood loss, mL | 1489.7 ± 686.4 | 2046.7 ± 1517.5 | 0.023 |