SIMA BIMA P SIMA matched BIMA matched P
n = 681 n = 342 n = 342 n = 342
Reoperation for bleeding 17 (2%) 3 (1%) 0.08 9 (3%) 3 (1%) 0.14
Reoperation for DSWI 8 (1%) 3 (1%) 0.67 4 (1%) 3 (1%) 0.99
Postoperative CVA/TIA 9 (1%) 0 0.4 5 (1%) 0 0.07
Postop hemofiltration 33 (5%) 12 (3%) 0.3 9 (3%) 8 (2%) 0.99
Deep sternal wound infection 17 (2%) 8 (2%) 0.9 9 (3%) 8 (2%) 0.76
Atrial fibrillation 157 (23%) 51 (15%) 0.01 78 (23%) 51 (15%) 0.01
Pneumonia/ARDS 15 (2%) 4 (1%) 0.25 8 (2%) 4 (1%) 0.38
Prolonged ventilation/Tracheostomy 8 (1%) 2 (1%) 0.37 5 (1%) 2 (1%) 0.45
Chest infection 62 (9%) 22 (6%) 0.14 31 (9%) 22 (6%) 0.25
Sepsis 4 (1%) 2 1%) 0.99 3 (1%) 2 (1%) 0.99
Leg wound infection 28 (4%) 2 (1%) 0.9 14 (4%) 2 (1%) 0.005
Pacemaker/ICD insertion 6 (1%) 2 (1%) 0.91 3 (1%) 1 (0.3%) 0.27
GI complications 17 (2%) 5 (2%) 0.02 6 (2%) 5 (1%) 0.99
Hospital mortality 16 (2%) 2 (1%) 0.05 7 (2%) 2 (1%) 0.18