Ischaemic heart disease mortality rates (per 1000 person years) by faecal occult blood testing and colonoscopy
| Intervention group | ||||||
|---|---|---|---|---|---|---|
| Positive† | ||||||
| Person years of observation | Negative* (461 650) | Colonoscopy (11 939) | No colonoscopy (5073) | Not tested‡ (365 757) | Total (844 419) | Control group (843 463) |
| *Until first positive test. | ||||||
| †First positive test. | ||||||
| ‡Until first test. | ||||||
| Ischaemic heart disease | 2448 (5.3) | 76 (6.4) | 39 (7.7) | 2430 (6.6) | 4993 (5.9) | 4956 (5.9) |