All (n = 172) No event group (n = 157) AA event group (n = 15) P
Left atrial approach, n (%) 119 (74) 109 (75) 10 (67) 0.54
New chordal replacement, n (%) 148 (86) 134 (85) 14 (93) 0.7
Resection, n (%) 19 (11) 18 (11) 1 (7) 1
Leaflet augmentation, n (%) 3 (2) 3 (2) 0 (0) 1
Tricuspid valve annuloplasty 23 (13) 21 (13) 2 (13) 1
Coronary artery bypass graft, n (%) 18 (11) 14 (9) 4 (27) 0.055
Full ring, n (%) 170 (99) 156 (99) 14 (93) 0.17
Ring size, mm 28.1 ± 2.3 28.3 ± 2.3 28.5 ± 1.9 0.75
Prosthetic orifice area, mm2 395 ± 76 395 ± 77 404 ± 61 0.67
Index prosthetic orifice area, mm2/m2 247 ± 48 247 ± 49 247 ± 29 0.99
Cardiopulmonary bypass time, min 168 ± 53 165 ± 50 195 ± 69 0.035
Second cardiopulmonary bypass, n (%) 21 (13) 20 (13) 1 (7) 0.7