Table 6. Test for publication bias.
Begg Mazumdar correlation test | |||||
---|---|---|---|---|---|
Group/subgroup | Genetic component | Outlier status | n | Kendall τ | P-value |
Overall | R | PRO | 44 | -0.08 | 0.45 |
Overall | R | PSO | 38 | -0.10 | 0.39 |
Western | R | PRO | 31 | -0.03 | 0.84 |
Western | R | PSO | 28 | -0.09 | 0.52 |
Male | RX | PSO | 20 | -0.05 | 0.75 |
R: common allele; RX: heterozygous genotype; PRO: pre-outlier; PSO: post-outlier; n: number of studies