Table 1

Colorectal cancer (CRC) incidence, mortality rates, and mortality ratios in the intervention and control groups

Rate (per 1000 person years)
Intervention groupControl groupIntervention groupControl groupRate ratio (95% CI)
*Adjusted for age and sex.
No recruited76 22476 079
Person years844 419843 463
CRC cases1 2681 2831.511.530.99 (0.91–1.07, p=0.74)
0.99 (0.92–1.07, p=0.79)*
Deaths from verified CRC5936840.700.810.87 (0.78–0.97, p=0.01)
0.87 (0.78–0.97, p=0.01)*
Deaths from all causes20 42120 33624.1824.111.00 (0.98–1.02, p=0.79)
1.00 (0.99–1.02, p=0.62)*