Three year relative survival (%) and percentage of cases by Dukes’ stage, number of lymph nodes examined, and surgical resection, by registry: EUROCARE and SEER data, colorectal cancer patients diagnosed 1990–91
| Registry (No of cases) | 3 year relative survival (%) | Dukes’ stage* | Unstaged cases: resected? | 12 or more nodes examined† | Resected | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | D | Yes | No | |||||
| *A, localised within bowel wall; B, penetrates the bowel wall; C, spread to the regional lymph nodes; D, distant metastases. | ||||||||||
| †For resected patients only. | ||||||||||
| USA (11 191) | 69 | 24 | 30 | 23 | 18 | 2 | 3 | 28 | 92 | |
| Europe (2492) | 57 | 14 | 34 | 21 | 21 | 3 | 7 | 13 | 85 | |
| Italy | Varese (445) | 56 | 19 | 31 | 17 | 27 | 2 | 4 | 21 | 82 |
| Modena (306) | 67 | 9 | 39 | 24 | 17 | 3 | 7 | 11 | 88 | |
| France | Calvados (262) | 63 | 10 | 35 | 20 | 24 | 4 | 8 | 23 | 85 |
| Somme (228) | 58 | 14 | 29 | 19 | 21 | 6 | 11 | 4 | 84 | |
| Côte d’Or (237) | 60 | 21 | 36 | 25 | 14 | 1 | 3 | 20 | 93 | |
| Netherlands | Rotterdam (202) | 57 | 19 | 39 | 20 | 15 | 0 | 6 | 2 | 86 |
| Eindhoven (256) | 62 | 15 | 40 | 19 | 21 | 3 | 2 | 4 | 92 | |
| Spain | Granada (173) | 51 | 7 | 34 | 23 | 19 | 4 | 13 | 31 | 77 |
| UK | Mersey (207) | 52 | 11 | 29 | 23 | 23 | 5 | 9 | 15 | 82 |
| Thames (176) | 44 | 12 | 30 | 24 | 23 | 2 | 9 | 10 | 80 | |