Table 2.
Anatomy | Group; no. (%) | p value | ||
---|---|---|---|---|
Total (n = 75) | Supracoronary graft (n = 54) | Root procedure (n = 21) | ||
Root involvement | 54 (72.0) | 33 (61.1) | 21 (100) | < 0.001 |
Arch repaired* | 16 (21.3) | 10 (18.5) | 6 (28.6) | 0.34 |
Bicuspid valve | 1 (1.3) | 0 (0) | 1 (4.7) | 0.11 |
Tricuspid valve | 74 (98.7) | 54 (100) | 20 (95.3) | 0.11 |
Connective tissue disorder | 4 (5.3) | 1 (1.9) | 3 (14.2) | 0.018 |
Risk factors† | 50 (66.7) | 34 (63.0) | 16 (76.2) | 0.28 |
Any procedure involving replacement of aortic tissue distal to the innominate artery, including both hemiarch and total arch replacements.
Risk factors include hypertension, pregnancy, inflammatory disease, family history and cocaine use.