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. Author manuscript; available in PMC: 2017 Oct 3.
Published in final edited form as: Genet Epidemiol. 2015 Dec 1;40(1):35–44. doi: 10.1002/gepi.21940

Table 1.

Type I error rates

IV strength No missing Missing scenario 1a Missing scenario 2b
SNP Haplotype SNP Haplotype SNP Haplotype
Endogeneity ~10%
  20% 0.051 0.051 0.051 0.051 0.051 0.052
  10% 0.051 0.052 0.05 0.052 0.05 0.052
  5% 0.05 0.053 0.049 0.053 0.048 0.052
Endogeneity ~20%
  20% 0.051 0.053 0.051 0.053 0.051 0.053
  10% 0.053 0.057 0.053 0.057 0.053 0.057
  5% 0.053 0.061 0.053 0.061 0.051 0.059
a

Two percent of genotypes is missing for each SNP.

b

Two causal SNPs are completely not typed.