Tumour site | Age group | Follow-up period | ||||
0–3 months | 3 months—1 year | 1–3 years | 2–5 years | Total | ||
Colon | 0–49 | 1 | 10 | 7 | 4 | 22 |
50–59 | 48 | 41 | 17 | 23 | 129 | |
60–69 | 136 | 106 | −39 | 84 | 287 | |
70–79 | 264 | 61 | 34 | −118 | 241 | |
80+ | 438 | 8 | −64 | −172 | 210 | |
Overall | 887 | 226 | −45 | −179 | 889 | |
Rectum | 0–49 | 7 | 7 | 18 | −2 | 30 |
50–59 | 29 | −4 | 65 | 46 | 136 | |
60–69 | 63 | 62 | 36 | 37 | 198 | |
70–79 | 83 | 131 | 17 | −48 | 183 | |
80+ | 115 | 70 | 31 | −108 | 108 | |
Overall | 297 | 266 | 167 | −75 | 655 |