Fig. 4

Begg’s funnel plot of publication bias test for rs505922 and rs657152 (allele model and random-effect model); Each point represents a separate study for the indicated association between rs505922 and cancer (a)/cardiocerebrovascular disease (b) risk, and rs657152 and cancer (c)/cardiocerebrovascular disease (d) risk, respectively. Each point stands for an individual article in overall population under allele model. s.e., standardized effect