Complication categories by year
| 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |
| Patients reported (n) | 506 257 | 633 952 | 684 460 | 721 536 | 783 476 | 830 774 | 827 289 | 858 362 | 912 816 | 963 134 | 997 970 |
| Acute renal failure | 3523 (0.7) | 4568 (0.7) | 5181 (0.7) | 5347 (0.7) | 5479 (0.7) | 5555 (0.7) | 5687 (0.7) | 4249 (0.5) | 4738 (0.5) | 4814 (0.5) | 4411 (0.4) |
| ARDS | 6551 (1.2) | 7198 (1.1) | 7530 (1.1) | 7766 (1.0) | 9743 (1.2) | 7863 (0.9) | 6357 (0.7) | 4146 (0.5) | 3404 (0.4) | 3210 (0.3) | 2634 (0.3) |
| Cardiac arrest with CPR | 2824 (0.6) | 4274 (0.7) | 4453 (0.6) | 4561 (0.6) | 5143 (0.6) | 5694 (0.7) | 5366 (0.6) | 5140 (0.6) | 6295 (0.7) | 6041 (0.6) | 6086 (0.6) |
| Deep SSI | 111 (0.0) | 261 (0.0) | 349 (0.1) | 530 (0.1) | 633 (0.1) | 805 (0.1) | 796 (0.1) | 901 (0.1) | 974 (0.1) | 1090 (0.1) | 882 (0.1) |
| DVT/thrombophlebitis | 3688 (0.7) | 4884 (0.7) | 5068 (0.7) | 4209 (0.6) | 5792 (0.7) | 5913 (0.7) | 5707 (0.7) | 5526 (0.6) | 5386 (0.6) | 5194 (0.5) | 4766 (0.5) |
| Myocardial infarction | 1093 (0.2) | 1471 (0.2) | 1415 (0.2) | 1465 (0.2) | 1879 (0.2) | 2008 (0.2) | 2027 (0.2) | 1663 (0.2) | 1627 (0.2) | 1514 (0.2) | 1449 (0.1) |
| Organ/space SSI | 938 (0.2) | 1163 (0.2) | 1382 (0.2) | 1394 (0.2) | 1352 (0.2) | 2689 (0.2) | 2485 (0.1) | 1139 (0.1) | 1131 (0.1) | 798 (0.1) | 788 (0.1) |
| Pneumonia | 10 827 (2.1) | 14 062 (2.1) | 15 133 (2.1) | 15 211 (2.0) | 16 379 (2.0) | 16 909 (2.0) | 15 547 (1.8) | 14 717 (1.6) | 14 214 (1.5) | N/A | N/A |
| PE | 1492 (0.3) | 2160 (0.3) | 2141 (0.3) | 2157 (0.3) | 2191 (0.3) | 2457 (0.3) | 2276 (0.3) | 2341 (0.3) | 2422 (0.3) | 2440 (0.2) | 2409 (0.2) |
| Stroke/CVA | 483 (0.1) | 737 (0.1) | 953 (0.1) | 1019 (0.1) | 1049 (0.1) | 1898 (0.2) | 2026 (0.2) | 1778 (0.2) | 1817 (0.2) | 1948 (0.2) | 2016 (0.2) |
| Superficial SSI | 647 (0.2) | 849 (0.1) | 1109 (0.2) | 1124 (0.1) | 1153 (0.1) | 1324 (0.2) | N/A | 1138 (0.1) | 1314 (0.1) | 1065 (0.1) | 776 (0.1) |
| Systemic sepsis | 3489 (0.7) | 4004 (0.6) | 4003 (0.6) | 3950 (0.5) | N/A | 2305 (0.3) | 2603 (0.3) | 2797 (0.3) | 3109 (0.3) | 2564 (0.3) | 2507 (0.3) |
Numbers indicate the total number of patients for the year in question (incidence %).
Pneumonia was not included for 2016 and 2017 due to changes in data definition.
Data on superficial SSI and sepsis were not available for years 2013 and 2011, respectively.
ARDS, acute respiratory distress syndrome; CPR, cardiopulmonary resuscitation; CVA, cerebrovascular accident; DVT, deep venous thrombosis; N/A, not available; PE, pulmonary embolism; SSI, surgical site infection.