Table 2. Numbers of endoscopy-related complications in surveyed institutions during 2013–2017 by year.
| Complications | Year | Total | Mean | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 2013 | 2014 | 2015 | 2016 | 2017 | |||||
| Bleeding | |||||||||
| Stomach | |||||||||
| Diagnostic | 58 | 55 | 40 | 59 | 45 | 257 | 51.4 | ||
| Therapeutic | 438 | 436 | 431 | 449 | 490 | 2,244 | 448.8 | ||
| Colon | |||||||||
| Diagnostic | 43 | 42 | 35 | 34 | 33 | 187 | 37.4 | ||
| Therapeutic | 301 | 327 | 328 | 346 | 360 | 1,662 | 332.4 | ||
| Perforation | |||||||||
| Stomach | |||||||||
| Diagnostic | 8 | 7 | 8 | 2 | 5 | 30 | 6.0 | ||
| Therapeutic | 64 | 89 | 89 | 75 | 76 | 393 | 78.6 | ||
| Colon | |||||||||
| Diagnostic | 25 | 34 | 27 | 18 | 30 | 134 | 26.8 | ||
| Therapeutic | 106 | 107 | 85 | 83 | 97 | 478 | 95.6 | ||
| Sedation-related accidents (hypotension, respiratory depression, etc.) | 174 | 162 | 164 | 178 | 167 | 845 | 169 | ||
| Falls | 13 | 15 | 15 | 27 | 24 | 94 | 18.8 | ||
| Deaths | 3 | 3 | 4 | 2 | 4 | 16 | 3.2 | ||
| Other safety-related accidents | 3 | 8 | 3 | 6 | 6 | 26 | 5.2 | ||
| Total | 1,236 | 1,285 | 1,229 | 1,279 | 1,337 | 6,366 | 1,273.2 | ||