Chunk #36 — RESULTS — LARGE SAMPLE SIZE WITH SMALL EFFECTS

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A comparison of approaches to account for uncertainty in analysis of imputed genotypes.

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We also examined the effect of imputation accuracy and allele frequencies on the power to detect association in Figure 2. We summarized accuracy at each SNP with the square of the Pearson correlation coefficient between the imputed and true genotypes (coded as 0, 1, or 2), which we refer to as R2.