Table 15.
Changes in the annual number of surgeries in patients who received preoperative chemotherapy or radiation prior to the eight main operative procedures
| Year | No. of surgeries | No. with preoperative chemotherapy within 30 d/rate (%) | No. with preoperative chemotherapy within 90 d/rate (%) | No. with preoperative radiotherapy within 90 d/rate (%) | |
|---|---|---|---|---|---|
| Esophagectomy | 2011 | 4914 | 928/18.9 | –/– | 235/4.8 |
| 2012 | 5947 | 1131/19.0 | 2476/41.6 | 432/7.3 | |
| 2013 | 5694 | 982/17.2 | 2386/41.9 | 374/6.6 | |
| 2014 | 6092 | 1145/18.8 | 2733/44.9 | 435/7.1 | |
| 2015 | 6058 | 1153/19.0 | 2842/46.9 | 416/6.9 | |
| 2016 | 6041 | 1150/19.0 | 2955/48.9 | 398/6.6 | |
| 2017 | 6100 | 1103/18.1 | 3103/50.9 | 400/6.6 | |
| Gastrectomy (distal) | 2011 | 32 241 | 469/1.5 | –/– | 47/0.1 |
| 2012 | 36 715 | 502/1.4 | 902/2.5 | 45/0.1 | |
| 2013 | 39 094 | 516/1.3 | 1028/2.6 | 51/0.1 | |
| 2014 | 37 718 | 479/1.3 | 1002/2.7 | 36/0.1 | |
| 2015 | 37 082 | 492/1.3 | 990/2.7 | 50/0.1 | |
| 2016 | 36 197 | 481/1.3 | 1070/3.0 | 36/0.1 | |
| 2017 | 34 861 | 462/1.3 | 1073/3.1 | 46/0.1 | |
| Total gastrectomy | 2011 | 18 046 | 814/4.5 | –/– | 33/0.2 |
| 2012 | 20 467 | 835/4.1 | 1540/7.5 | 31/0.2 | |
| 2013 | 18 777 | 656/3.5 | 1364/7.3 | 48/0.3 | |
| 2014 | 17 962 | 713/4.0 | 1002/5.6 | 48/0.3 | |
| 2015 | 17 385 | 638/3.7 | 1452/8.4 | 38/0.2 | |
| 2016 | 16 188 | 583/3.6 | 1366/8.4 | 34/0.2 | |
| 2017 | 14 840 | 566/3.8 | 1385/9.3 | 28/0.2 | |
| Right hemicolectomy | 2011 | 17 884 | 157/0.9 | –/– | 24/0.1 |
| 2012 | 21 027 | 184/0.9 | 317/1.5 | 32/0.2 | |
| 2013 | 21 816 | 187/0.9 | 363/1.7 | 0.1 | |
| 2014 | 22 444 | 192/0.9 | 370/1.6 | 29/0.1 | |
| 2015 | 22 851 | 204/0.9 | 409/1.8 | 53/0.2 | |
| 2016 | 22 829 | 256/1.1 | 438/1.9 | 56/0.2 | |
| 2017 | 22 543 | 192/0.9 | 416/1.8 | 46/0.2 | |
| Low anterior resection | 2011 | 16 982 | 355/2.1 | –/– | 293/1.7 |
| 2012 | 20 319 | 481/2.4 | 1131/5.6 | 484/2.4 | |
| 2013 | 21 097 | 477/2.3 | 1273/6.0 | 523/2.5 | |
| 2014 | 21 854 | 531/2.4 | 1533/7.0 | 641/2.9 | |
| 2015 | 22 496 | 565/2.5 | 1721/7.7 | 599/2.7 | |
| 2016 | 21 387 | 507/2.4 | 1682/7.9 | 627/2.9 | |
| 2017 | 20 879 | 526/2.5 | 1759/8.4 | 665/3.2 | |
| Hepatectomy (non‐lateral segments) | 2011 | 7439 | 420/5.6 | –/– | 31/0.4 |
| 2012 | 8242 | 508/6.2 | 1290/15.7 | 38/0.5 | |
| 2013 | 7937 | 454/5.7 | 1293/16.3 | 36/0.5 | |
| 2014 | 7663 | 419/5.5 | 1170/15.3 | 32/0.4 | |
| 2015 | 7439 | 358/4.8 | 1152/15.5 | 25/0.3 | |
| 2016 | 7610 | 350/4.6 | 1121/14.7 | 46/0.6 | |
| 2017 | 7698 | 326/4.2 | 1137/14.8 | 64/0.8 | |
| Pancreaticoduodenectomy | 2011 | 8306 | 227/2.7 | –/– | 88/1.1 |
| 2012 | 9336 | 229/2.5 | 440/4.7 | 155/1.7 | |
| 2013 | 10 069 | 291/2.9 | 584/5.8 | 213/2.1 | |
| 2014 | 10 395 | 304/2.9 | 631/6.1 | 214/2.1 | |
| 2015 | 10 577 | 339/3.2 | 766/7.2 | 272/2.6 | |
| 2016 | 11 028 | 374/3.4 | 850/7.7 | 268/2.4 | |
| 2017 | 11 580 | 410/3.5 | 907/7.8 | 240/2.1 | |
| Acute diffuse peritonitis surgery | 2011 | 7751 | 277/3.6 | –/– | 47/0.6 |
| 2012 | 9182 | 352/3.8 | 463/5.0 | 61/0.7 | |
| 2013 | 10 452 | 412/3.9 | 573/5.5 | 62/0.6 | |
| 2014 | 12 085 | 396/3.3 | 570/4.7 | 60/0.5 | |
| 2015 | 13 030 | 483/3.7 | 669/5.1 | 76/0.6 | |
| 2016 | 13 981 | 511/3.7 | 732/5.2 | 88/0.6 | |
| 2017 | 14 423 | 553/3.8 | 762/5.3 | 82/0.6 |
‐/‐ indicates lack of data