Figure 3From: Methodological approaches to population based research of screening procedures in the presence of selection bias and exposure measurement error: colonoscopy and colorectal cancer outcomes in Ontario Estimates of cumulative Incidence and Mortality Rates for Propensity Matched Cohort. Note: Differences in cumulative rates between colonoscopy user and nonusers at each time point shown after 12 months were significant (p < 0.001).Back to article page