Chunk #14 — Methods and procedure — Power analysis

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Genome-wide association study of recurrent early-onset major depressive disorder.

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Results of power analyses are shown in Table S3. In the primary analysis, for log additive transmission, power was 78% to detect a locus with MAF of 0.25 conferring a genotypic relative risk (GRR) to heterozygotes of 1.45, or 45% for MAF of 0.4 and GRR of 1.35.