Table 2 Initial surgery at acute type A aortic dissection

141

21

120

Graft replacement of root and ascending aorta

 Mechanical conduit, n

15 (10.6%)

2 (9.5%)

13 (10.8%)

1

 Biological conduit, n

39 (27.7%)

3 (14.3%)

36 (30.0%)

0.188

Graft replacement of ascending aorta

 Mechanical valve + prothesis, n

2 (1.4%)

0 (0)

2 (1.7%)

1

 Biological valve + prothesis, n

7 (5.0%)

1 (4.8%)

6 (5.0%)

1

 Prothesis, n

78 (54.6%)

15 (71.4%)

63 (53.0%)

0.153