2011 | 2012 | 2013 | 2014 | P values trend | |||||
(n=30 800) | (n=34 974) | (n=39 361) | (n=39 361) | ||||||
n | ‰ | n | ‰ | n | ‰ | n | n ‰ | ||
Complication | 496 | 16.1 | 539 | 15.4 | 429 | 10.9 | 256 | 6.5 | <0.0001 |
During procedure* | 342 | 11.1 | 334 | 9.5 | 269 | 6.8 | 151 | 3.8 | <0.0001 |
Slow flow | 201 | 6.5 | 168 | 4.8 | 159 | 4.0 | 87 | 2.2 | <0.0001 |
Serious dissection | 71 | 2.3 | 75 | 2.1 | 64 | 1.6 | 32 | 0.8 | <0.0001 |
Acute thrombosis | 54 | 1.8 | 48 | 1.4 | 36 | 0.9 | 23 | 0.6 | <0.0001 |
Perforation | 22 | 0.7 | 32 | 0.9 | 17 | 0.4 | 17 | 0.4 | <0.05 |
Cardiac tamponade | 11 | 0.4 | 17 | 0.5 | 9 | 0.2 | 7 | 0.2 | <0.05 |
Acute occlusion | 11 | 0.4 | 24 | 0.7 | 19 | 0.5 | 12 | 0.3 | 0.38 |
Post-procedure | 154 | 5.0 | 205 | 5.9 | 160 | 4.0 | 105 | 2.7 | <0.0001 |
Acute/subacute ST | 46 | 1.5 | 49 | 1.4 | 37 | 0.9 | 30 | 0.8 | <0.001 |
Organ failure | 37 | 1.2 | 31 | 0.9 | 29 | 0.7 | 19 | 0.5 | <0.001 |
Organ support | 8 | 0.3 | 2 | 0.0 | 7 | 0.2 | 3 | 0.0 | 0.15 |
Major bleeding/haematoma | 19 | 0.6 | 19 | 0.5 | 23 | 0.6 | 6 | 0.2 | <0.01 |
Organ bleeding | 14 | 0.5 | 21 | 0.6 | 11 | 0.3 | 11 | 0.3 | 0.06 |
Postoperative MI | 10 | 0.3 | 20 | 0.6 | 14 | 0.4 | 7 | 0.2 | 0.10 |
Contrast reaction | 7 | 0.2 | 10 | 0.3 | 3 | 0.0 | 2 | 0.0 | <0.01 |
Postoperative infection | 5 | 0.2 | 6 | 0.2 | 8 | 0.2 | 3 | 0.0 | 0.40 |
Thromboembolism | 4 | 0.1 | 11 | 0.3 | 2 | 0.0 | 2 | 0.0 | <0.05 |
Emergent surgery | 4 | 0.1 | 2 | 0.0 | 1 | 0.0 | 2 | 0.0 | 0.18 |
Others | 28 | 0.9 | 56 | 1.6 | 43 | 1.1 | 26 | 0.7 | 0.06 |
Death | 166 | 5.4 | 179 | 5.1 | 150 | 3.8 | 113 | 2.9 | <0.0001 |
During PCI | 41 | 1.3 | 30 | 0.9 | 22 | 0.6 | 16 | 0.4 | <0.0001 |
Cardiogenic | |||||||||
Yes | 34 | 1.1 | 25 | 0.7 | 16 | 0.4 | 16 | 0.4 | <0.0001 |
No | 1 | 0.0 | 1 | 0.0 | 2 | 0.0 | 0 | 0.0 | 0.52 |
Uncertain | 6 | 0.2 | 4 | 0.1 | 4 | 0.1 | 0 | 0.0 | <0.05 |
PCI related | |||||||||
Yes | 4 | 0.1 | 1 | 0.0 | 1 | 0.0 | 4 | 0.1 | 0.76 |
No | 23 | 0.7 | 15 | 0.4 | 11 | 0.3 | 11 | 0.3 | <0.01 |
Uncertain | 14 | 0.5 | 14 | 0.4 | 10 | 0.3 | 1 | 0.0 | <0.001 |
Post-PCI | 125 | 4.1 | 149 | 4.3 | 128 | 3.2 | 97 | 2.5 | <0.0001 |
Cardiogenic | |||||||||
Yes | 102 | 3.3 | 108 | 3.1 | 108 | 2.7 | 82 | 2.1 | <0.01 |
No | 10 | 0.3 | 22 | 0.6 | 8 | 0.2 | 9 | 0.2 | 0.08 |
Uncertain | 13 | 0.4 | 19 | 0.5 | 12 | 0.3 | 6 | 0.2 | <0.05 |
PCI related | |||||||||
Yes | 4 | 0.1 | 5 | 0.1 | 7 | 0.2 | 8 | 0.2 | 0.40 |
No | 88 | 2.9 | 120 | 3.4 | 100 | 2.5 | 80 | 2.0 | <0.01 |
Uncertain | 33 | 1.1 | 24 | 0.7 | 21 | 0.6 | 9 | 0.2 | <0.0001 |
MI, myocardial infarction; ST, stent thrombosis.