Table 3. Age-standardized incidence rates (ASR) of colorectal cancer per 100,000 person-years (old European standard) for 2008 and 2019 by age, sex, and tumor characteristics in North Rhine-Westphalia, Germany.
| Younger patients | Older patients | |||||||
| Males | Females | Males | Females | |||||
| 2008 | 2019 | 2008 | 2019 | 2008 | 2019 | 2008 | 2019 | |
| Total | 13.8 | 13.9 | 11.2 | 10.3 | 274.1 | 197.9 | 175.4 | 126.3 |
| ICD-O-3 localizations | ||||||||
| Proximal colon | 2.6 | 3.4 | 2.1 | 1.9 | 61.3 | 58.4 | 50.6 | 51.2 |
| Distal colon | 3.2 | 3.8 | 3.1 | 3.2 | 69.2 | 54.6 | 41.5 | 28.2 |
| Rectum | 6.7 | 6.2 | 4.7 | 4.7 | 103.4 | 73.1 | 53.7 | 36.9 |
| Overlapping sites of colon | 0.1 | 0.0 | 0.0 | 0.0 | 1.5 | 0.8 | 1.4 | 0.5 |
| Not otherwise specified | 1.2 | 0.5 | 1.2 | 0.4 | 38.7 | 11.1 | 28.1 | 9.7 |
| Histological groups | ||||||||
| Adenocarcinomas | 12.2 | 12.0 | 9.9 | 8.9 | 227.8 | 176.3 | 142.5 | 109.6 |
| Neuroendocrine tumors | 0.3 | 0.7 | 0.2 | 0.6 | 2.3 | 3.0 | 1.5 | 1.8 |
| Other unspecified malignant neoplasms | 1.3 | 1.1 | 1.0 | 0.7 | 43.6 | 17.8 | 30.9 | 14.0 |
| Tumor size | ||||||||
| T1 | 1.0 | 2.0 | 0.7 | 1.5 | 23.3 | 31.5 | 13.9 | 17.3 |
| T2 | 1.2 | 1.2 | 1.0 | 1.2 | 29.6 | 22.0 | 18.4 | 13.8 |
| T3 | 5.2 | 5.1 | 4.3 | 3.5 | 97.8 | 68.7 | 58.4 | 41.7 |
| T4 | 1.6 | 1.7 | 1.4 | 1.2 | 24.0 | 19.5 | 19.1 | 16.8 |
| Unknown | 4.8 | 3.8 | 3.7 | 2.9 | 99.4 | 56.3 | 65.7 | 36.8 |
| Histopathological grading | ||||||||
| G1 | 0.7 | 2.0 | 0.3 | 1.3 | 10.9 | 22.6 | 6.3 | 12.3 |
| G2 | 7.9 | 8.0 | 6.7 | 6.4 | 162.3 | 124.7 | 98.7 | 73.8 |
| G3/4 | 3.3 | 2.5 | 2.7 | 1.6 | 47.7 | 26.9 | 34.7 | 23.0 |
| Unknown | 2.0 | 1.4 | 1.4 | 1.1 | 53.1 | 23.6 | 35.6 | 17.2 |