Table 4

In-hospital adverse events of patients with acute coronary syndrome (ACS) undergoing percutaneous coronary intervention (PCI) during 2011–2014

2011201220132014P values trend
(n=30 800)(n=34 974)(n=39 361)(n=39 361)
nnnnn ‰
Complication49616.153915.442910.92566.5<0.0001
During procedure*34211.13349.52696.81513.8<0.0001
 Slow flow2016.51684.81594.0872.2<0.0001
 Serious dissection712.3752.1641.6320.8<0.0001
 Acute thrombosis541.8481.4360.9230.6<0.0001
 Perforation220.7320.9170.4170.4<0.05
 Cardiac tamponade110.4170.590.270.2<0.05
 Acute occlusion110.4240.7190.5120.30.38
Post-procedure1545.02055.91604.01052.7<0.0001
 Acute/subacute ST461.5491.4370.9300.8<0.001
 Organ failure371.2310.9290.7190.5<0.001
  Organ support80.320.070.230.00.15
 Major bleeding/haematoma190.6190.5230.660.2<0.01
 Organ bleeding140.5210.6110.3110.30.06
 Postoperative MI100.3200.6140.470.20.10
 Contrast reaction70.2100.330.020.0<0.01
 Postoperative infection50.260.280.230.00.40
 Thromboembolism40.1110.320.020.0<0.05
 Emergent surgery40.120.010.020.00.18
 Others280.9561.6431.1260.70.06
Death1665.41795.11503.81132.9<0.0001
During PCI411.3300.9220.6160.4<0.0001
 Cardiogenic
 Yes341.1250.7160.4160.4<0.0001
 No10.010.020.000.00.52
 Uncertain60.240.140.100.0<0.05
PCI related
 Yes40.110.010.040.10.76
 No230.7150.4110.3110.3<0.01
 Uncertain140.5140.4100.310.0<0.001
Post-PCI1254.11494.31283.2972.5<0.0001
Cardiogenic
 Yes1023.31083.11082.7822.1<0.01
 No100.3220.680.290.20.08
Uncertain130.4190.5120.360.2<0.05
PCI related
 Yes40.150.170.280.20.40
 No882.91203.41002.5802.0<0.01
 Uncertain331.1240.7210.690.2<0.0001
  • MI, myocardial infarction; ST, stent thrombosis.