Table 4.
Proportion of patients who received preoperative radiotherapy by hospital characteristics
| Characteristic | 2005-2006 | 2007-2008 | 2009-2010 | 2011-2012 | 2013-2014 | 2015-2016 |
|---|---|---|---|---|---|---|
| Region | ||||||
| Seoul | 373/889 (42.0) | 641/1,087 (59.0) | 924/1,326 (69.7) | 1,112/1,545 (72.0) | 967/1,269 (76.2) | 862/1,095 (78.7) |
| Incheon–Gyeonggi-do | 359/577 (62.2) | 443/653 (67.8) | 444/621 (71.5) | 542/755 (71.8) | 551/694 (79.4) | 645/749 (86.1) |
| Daejeon–Chungcheong-do | 51/153 (33.3) | 91/150 (60.7) | 113/142 (79.6) | 148/169 (87.6) | 104/119 (87.4) | 123/144 (85.4) |
| Gwangju–Jeolla-do–Jeju-do | 43/108 (39.8) | 122/210 (58.1) | 242/319 (75.9) | 232/329 (70.5) | 219/332 (66.0) | 267/324 (82.4) |
| Busan–Ulsan–Gyeongsangnam-do | 119/273 (43.6) | 80/218 (36.7) | 157/259 (60.6) | 204/311 (65.6) | 225/337 (66.8) | 184/265 (69.4) |
| Daegu–Gyeongsangbuk-do | 137/213 (64.3) | 161/221 (72.9) | 158/211 (74.9) | 72/126 (57.1) | 98/127 (77.2) | 87/104 (83.7) |
| Gangwon-do | 6/26 (23.1) | 22/44 (50.0) | 45/87 (51.7) | 58/80 (72.5) | 79/93 (84.9) | 53/73 (72.6) |
| Tertiary hospital | ||||||
| Yes | 821/1,756 (46.8) | 1,166/1,980 (58.9) | 1,700/2,421 (70.2) | 1,928/2,680 (71.9) | 1,716/2,267 (75.7) | 1,648/2,049 (80.4) |
| No | 267/483 (55.3) | 394/603 (65.3) | 383/544 (70.4) | 440/635 (69.3) | 527/704 (74.9) | 573/705 (81.3) |
| No. of hospital bed | ||||||
| ≥ 1,500 | 318/749 (42.5) | 528/855 (61.8) | 747/1,025 (72.9) | 813/1,071 (75.9) | 620/772 (80.3) | 532/644 (82.6) |
| 1,100-1,499 | 95/153 (62.1) | 130/188 (69.1) | 163/231 (70.6) | 206/298 (69.1) | 197/267 (73.8) | 243/300 (81.0) |
| 900-1,099 | 104/131 (79.4) | 103/164 (62.8) | 155/213 (72.8) | 195/285 (68.4) | 147/245 (60.0) | 128/199 (64.3) |
| 700-899 | 335/719 (46.6) | 391/727 (53.8) | 501/761 (65.8) | 592/842 (70.3) | 596/759 (78.5) | 523/654 (80.0) |
| 500-699 | 226/470 (48.1) | 375/595 (63.0) | 463/653 (70.9) | 481/710 (67.7) | 590/803 (73.5) | 721/863 (83.5) |
| ≤ 499 | 10/17 (58.8) | 33/54 (61.1) | 54/82 (65.9 | 81/109 (74.3) | 93/125 (74.4) | 74/94 (78.7) |
| No. of radiation oncologists | ||||||
| ≥ 6 | 475/980 (48.5) | 751/1,149 (65.4) | 943/1,269 (74.3) | 984/1,291 (76.2) | 772/957 (80.7) | 715/844 (84.7) |
| 4-5 | 311/475 (65.5) | 407/595 (68.4) | 516/699 (73.8) | 501/716 (70.0) | 475/681 (69.8) | 561/699 (80.3) |
| 3 | 203/467 (43.5) | 258/497 (51.9) | 389/571 (68.1) | 507/682 (74.3) | 533/671 (79.4) | 454/553 (82.1) |
| 2 | 65/245 (26.5) | 101/256 (39.5) | 176/311 (56.6) | 268/439 (61.0) | 331/454 (72.9) | 327/424 (77.1) |
| 1 | 34/72 (47.2) | 43/86 (50.0) | 59/115 (51.3) | 108/187 (57.8) | 132/208 (63.5) | 164/234 (70.1) |
| No. of RT cases for 12 years | ||||||
| ≥ 1,000 | 496/1,030 (48.2) | 818/1,254 (65.2) | 1,082/1,446 (74.8) | 1,070/1,442 (74.2) | 860/1,105 (77.8) | 859/1,021 (84.1) |
| 300-499 | 303/405 (74.8) | 299/426 (70.2) | 345/457 (75.5) | 333/464 (71.8) | 354/462 (76.6) | 373/448 (83.3) |
| 200-299 | 129/334 (38.6) | 217/387 (56.1) | 292/448 (65.2) | 368/451 (81.6) | 339/435 (77.9) | 291/359 (81.1) |
| 100-199 | 120/343 (35.0) | 161/369 (43.6) | 270/418 (64.6) | 400/612 (65.4) | 464/596 (77.9) | 422/544 (77.6) |
| 1-99 | 40/127 (31.5) | 65/147 (44.2) | 94/196 (48.0) | 197/346 (56.9) | 226/373 (60.6) | 276/382 (72.3) |
Values are presented as the number of patients treated with preoperative radiotherapy/the total number of patients treated with preoperative or postoperative radiotherapy (%).