Supplementary Figure 3: QQ plots of observed versus expected P values for the Beijing study based on a logistic regression model adjusted for age, sex and three study-specific eigenvectors (first, fifth and seventh) to adjust for population stratification. | Nature Genetics

Supplementary Figure 3: QQ plots of observed versus expected P values for the Beijing study based on a logistic regression model adjusted for age, sex and three study-specific eigenvectors (first, fifth and seventh) to adjust for population stratification.

From: Joint analysis of three genome-wide association studies of esophageal squamous cell carcinoma in Chinese populations

Supplementary Figure 3

The red dots represent a plot using all SNPs, whereas the green dots represent a plot excluding SNPs (and SNPs within 500 kb of SNPs) previously reported to be associated with ESCC risk. The inflation factor lfor the plot using all SNPs was 1.00.

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