Table 2

Indications for and types of surgery

BAV only
n=532 (95.7%)
BAV and repaired CoA
n=24 (4.3%)
p-value
Primary indication for surgery
 Valve dysfunction397 (74.6%)16 (66.7%)
 Aortic disease80 (15.0%)6 (25.0%)
 IE19 (3.6%)2 (8.3%)
 Unknown36 (6.8%)0
Valve haemodynamic<0.001
 Normal function10 (1.9%)0 (0.0%)
 AS398 (74.8%)12 (50.0%)<0.05
 AR68 (12.8%)9 (37.5%)<0.001
 IE19 (3.6%)2 (8.3%)
 Mixed AS/AR25 (4.7%)0
 Unknown12 (2.3%)1 (4.2%)
Type of operation
 Need for aortic surgery200 (37.6%)10 (41.7%)
Proximal versus distal aortic surgery
 None332 (62.6%)14 (58.3%)
 Proximal only46 (8.7%)6 (25.0%)
 Distal only54 (10.2%)1 (4.2%)
 Prox and distal98 (18.5%)3 (12.5%)
Type of surgery
 AVR324 (60.9%)12 (50.0%)
 Ross8 (1.5%)2 (8.3%)
 AVR plus Aorta200 (37.6%)10 (41.7%)
AVR type<0.05
 Mechanical185 (34.8%)13 (54.2%)<0.05
 Tissue333 (62.7%)9 (37.5%)<0.05
 Homograft3 (0.6%)0
 Ross9 (1.7%)2 (8.3%)<0.05
 Valve repair1 (0.2%)0
Concurrent CABG109 (20.5%)2 (8.3%)
30 day mortality7 (1.3%)0
  • Categorical variables reported as n (%).

  • *p<0.001.

  • †p<0.05.

  • AR, aortic regurgitation; AS, aortic stenosis; AVR, aortic valve replacement; BAV, bicuspid aortic valve; CABG, coronary artery bypass graft; CoA, aortic coarctation; IE, infective endocarditis.