Table 1.
Distribution of the colorectal cancer cases considered in the analysis by period of diagnosis, subsite and extent of disease. Number of cases and percentage.
| 1998–2002 | 2003–2007 | 2008–2012 | Change *, % | ||||
|---|---|---|---|---|---|---|---|
| Cases | % | Cases | % | Cases | % | ||
| Stage | |||||||
| Localized tumor T1-T4 | 2236 | 33.88 | 2824 | 40.46 | 3106 | 41.97 | 38.91 |
| Tumor with regional spread N+ | 2189 | 33.17 | 1968 | 28.20 | 1947 | 26.31 | −11.06 |
| Advanced cancer with distant spread | 1762 | 26.70 | 1687 | 24.17 | 1489 | 20.12 | −15.49 |
| Missing | 413 | 6.26 | 500 | 7.16 | 859 | 11.61 | 107.99 |
| Subsite | |||||||
| Caecum and appendix (C180, C181) | 503 | 7.62 | 459 | 6.58 | 526 | 7.11 | 4.57 |
| Right colon (C182, C183) | 604 | 9.15 | 685 | 9.82 | 814 | 11.00 | 34.77 |
| Transverse colon (C184) | 368 | 5.58 | 351 | 5.03 | 329 | 4.45 | −10.60 |
| Left colon (C185, C186, C187) | 1741 | 26.38 | 1889 | 27.07 | 2107 | 28.47 | 21.02 |
| Other (C188, C189) | 194 | 2.94 | 288 | 4.13 | 283 | 3.82 | 45.88 |
| Rectosigmoid (C19) | 376 | 5.70 | 450 | 6.45 | 507 | 6.85 | 34.84 |
| Rectum (C20) | 2814 | 42.64 | 2857 | 40.94 | 2835 | 38.31 | 0.75 |
| All cases | 6600 | 100.00 | 6979 | 100.00 | 7401 | 100.00 | 12.14 |
* percent change in the number of cases compared to the period 1998–2008.