Study cohorts | Colonoscopy | Estimate | 95% CI | Absolute risk difference | 95% CI | |
---|---|---|---|---|---|---|
Unselected cohort (n = 1,341,612) | ||||||
Incidence | ||||||
No | 1.61 | 1.59, 1.63 | 3.00 | 2.69, 3.30 | ||
Yes | 4.61 | 4.31,4.91 | ||||
Mortality | ||||||
No | 0.36 | 0.33, 0.38 | 0.80 | 0.73, 0.87 | ||
Yes | 1.16 | 1.10, 1.23 | ||||
Restricted cohort (n = 1,089,998) | ||||||
Incidence | ||||||
No | 1.36 | 1.35, 1.39 | -0.52 | -0.60, -0.46 | ||
Yes | 0.84 | 0.77, 0.91 | ||||
Mortality | ||||||
No | 0.23 | 0.19, 0.27 | -0.08 | -0.13, -0.03 | ||
Yes | 0.15 | 0.12, 0.17 |