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. 2002 Jun;50(6):840–844. doi: 10.1136/gut.50.6.840

Table 6.

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)
Ischaemic heart disease 2448 (5.3) 76 (6.4) 39 (7.7) 2430 (6.6) 4993 (5.9) 4956 (5.9)

*Until first positive test.

†First positive test.

‡Until first test.