Table 1.
Clinical characteristics of bicuspid (BAV) and tricuspid aortic valve (TAV) patients
| n = 439 | BAV (n = 140) | TAV (n = 299) | p-value |
|---|---|---|---|
| Mean age at surgery, years (SD) | 58.6 (13.4) | 69.1 (11.7) | <0.001 |
| Age range, years (min–max) | 18–86 | 22–89 | |
| Male, n (%) | 90 (64) | 159 (53) | 0.029 |
| Year of surgery (IQR) | 2005 (1999–2009) | 2007 (2003–2010) | <0.001 |
| Years since surgery, median (IQR) | 7.8 (3.8–13.5) | 5.3 (2.4–9.5) | <0.001 |
| Former LVOTO/CoA operation, n (%) | 4 (2.9)a | 2 (0.7)b | 0.91 |
| Rheumatic fever, n (%) | 1 (0.7) | 4 (1.3) | 0.57 |
| Endocarditis (active or old), n (%) | 8 (5.7) | 14 (4.7) | 0.64 |
| Hypertension, n (%) | 44 (31) | 165 (55) | <0.001 |
| Hypercholesterolaemia, n (%) | 40 (29) | 172 (58) | <0.001 |
| Diabetes, n (%) | 10 (7.1) | 49 (16) | 0.005 |
CoA aortic coarctation, IQR interquartile range, LVOTO left ventricular outflow tract obstruction, SD standard deviation
aAortic coarctation (n = 2)
bAortic coarctation (n = 1)