Article
The Influence of Screening for Precancerous Lesions on Family-Based Genetic Association Tests: An Example of Colorectal Polyps and Cancer.
American journal of epidemiology - 15 Oct 2015
Schmit Stephanie L, Figueiredo Jane C, Cortessis Victoria K, Thomas Duncan C
Abstract excerpt
Unintended consequences of secondary prevention include potential introduction of bias into epidemiologic studies estimating genotype-disease associations. To better understand such bias, we simulated a family-based study of colorectal cancer (CRC), which can be prevented by resecting screen-detected polyps. We simulated genes related to CRC development through risk of polyps (G1), risk of CRC but not polyps...
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