Stage distribution of cancers confirmed by endoscopy following CTC alone compared with cancer stage across the whole BCSP
| Stage | CTC total* | CTC percentage | BCSP total† | BCSP percentage |
|---|---|---|---|---|
| Dukes A | 37 | 29.8 | 614 | 28.9 |
| Dukes B | 38 | 30.6 | 517 | 24.4 |
| Dukes C | 34 | 27.4 | 497 | 23.4 |
| Dukes D | 7 | 5.6 | 121 | 5.7 |
| Missing | 8 | 6.5 | 374 | 17.6 |
*10 further cancers were suspected radiologically but not confirmed histologically.
†This total will include a small number of cancers diagnosed by CTC, albeit likely fewer than 15.
BCSP, Bowel Cancer Screening Programme; CTC, CT colonography.