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Open Access Methodology article

Assessing the joint effect of population stratification and sample selection in studies of gene-gene (environment) interactions

KF Cheng12* and JY Lee2

Author Affiliations

1 Biostatistics Center and Graduate Institute of Biostatistics, China Medical University, Taichung, Taiwan

2 Graduate Institute of Statistics, National Central University, Chungli, Taiwan

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BMC Genetics 2012, 13:5  doi:10.1186/1471-2156-13-5

Published: 27 January 2012

Additional files

Additional file 1:

Biases and the true type I errors of the chi-square tests. The file contains two tables showing the biases and true type I errors of the chi-square tests when G= 3 and LD = (0,0) or LD = (0,0.5).

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