Article
Large uncertainty in individual polygenic risk score estimation impacts PRS-based risk stratification.
Nature genetics - 1 Jan 2022
Ding Yi, Hou Kangcheng, Burch Kathryn S, Lapinska Sandra, Privé Florian, Vilhjálmsson Bjarni, Sankararaman Sriram, Pasaniuc Bogdan
Abstract excerpt
Although the cohort-level accuracy of polygenic risk scores (PRSs)-estimates of genetic value at the individual level-has been widely assessed, uncertainty in PRSs remains underexplored. In the present study, we show that Bayesian PRS methods can estimate the variance of an individual's PRS and can yield well-calibrated credible intervals via posterior sampling. For 13 real traits in the UK Biobank (n = 291,273...
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