Lung cancer stage distribution for patients first presenting to Leeds Teaching Hospitals, and all patients in England and Wales from the National Lung Cancer Audit, and National Cancer Registration and Analysis Service 2008–2016
| Year of lung cancer diagnosis | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 |
| Leeds teaching hospitals | |||||||||
| Stage I+II | 146 (25.3) | 150 (26.0) | 162 (28.0) | 169 (27.8) | 190 (29.3) | 195 (34.0) | 218 (37.0) | 213 (35.0) | 230* (37.2) |
| Stage III+IV | 424 (73.5) | 420 (72.9) | 410 (70.9) | 430 (70.7) | 456 (70.3) | 378 (65.9) | 369 (62.6) | 390 (64.1) | 375* (60.6) |
| Stage unknown | 7 (1.2) | 6 (1.0) | 6 (1.0) | 9 (1.5) | 3 (0.5) | 1 (0.2) | 2 (0.3) | 5 (0.8) | 14* (2.3) |
| Total | 577 (100.0) | 576 (100.0) | 578 (100.0) | 608 (100.0) | 649 (100.0) | 574 (100.0) | 589 (100.0) | 608 (100.0) | 619* (100.0) |
| Proportion stage I+II of those with TNM stage (%) | 25.6 | 26.3 | 28.3 | 28.2 | 29.4 | 34.0 | 37.1 | 35.3 | 38.0* |
| National lung cancer audit | |||||||||
| Stage I+II | NA | NA | NA | 5998 (19.0) | 7065 (21.4) | 7137 (22.0) | 7071 (23.5) | 9460 (24.7) | 10 165 (26.0) |
| Stage III+IV | NA | NA | NA | 19 264 (60.9) | 20 227 (61.2) | 19 607 (60.3) | 20 474 (68.2) | 26 871 (70.2) | 27 163 (69.6) |
| Limited stage small cell | NA | NA | NA | 1038 (3.3) | 1120 (3.4) | 1114 (3.4) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Extensive stage small cell | NA | NA | NA | 2481 (7.8) | 2424 (7.3) | 2413 (7.4) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Stage unknown | NA | NA | NA | 2857 (9.0) | 2199 (6.7) | 2231 (6.9) | 2481 (8.3) | 1938 (5.1) | 1710 (4.4) |
| Total | NA | NA | NA | 31 638 (100.0) | 33 035 (100.0) | 32 502 (100.0) | 30 026 (100.0) | 38 269 (100.0) | 39 038 (100.0) |
| Proportion stage I+II of those with TNM stage (%) | NA | NA | NA | 23.7 | 25.9 | 26.7 | 25.7 | 26.0 | 27.2 |
| National cancer registration and analysis service | |||||||||
| Stage I+II | NA | NA | NA | 5057 (14.1) | 7560 (20.3) | 7591 (20.3) | 8574 (22.6) | 9068 (24.1) | NA |
| Stage III+IV | NA | NA | NA | 20 687 (57.7) | 25 045 (67.2) | 24 458 (65.4) | 25 382 (67.0) | 25 734 (68.4) | NA |
| Stage unknown | NA | NA | NA | 10 113 (28.2) | 4647 (12.5) | 5363 (14.3) | 3912 (10.3) | 2839 (7.5) | NA |
| Total | NA | NA | NA | 35 857 (100.0) | 37 252 (100.0) | 37 412 (100.0) | 37 868 (100.0) | 37 641 (100.0) | NA |
| Proportion stage I+II of those with TNM stage (%) | NA | NA | NA | 19.6 | 23.2 | 23.7 | 25.3 | 26.1 | NA |
Except where otherwise stated, data presented as number of cases with percentage of total in parentheses.
*Leeds Teaching Hospitals 2016 data taken directly from the National Lung Cancer Audit (not presented elsewhere in this paper).16
NA, data not available.