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. 2009 May 29;170(3):393–400. doi: 10.1093/aje/kwp118

Appendix Table.

Power and estimation of gene-environment interaction tests with a gene subject to imprinting

Frequency	Imprinting Interaction
	1.5			2
	Power	Imprinting		Power	Imprinting
	Power	RR	95% CI	Power	RR	95% CI
0.1	0.27	1.57	1.55, 1.60	0.64	2.10	2.06, 2.14
0.2	0.42	1.57	1.54, 1.59	0.84	2.08	2.05, 2.11
0.3	0.45	1.55	1.53, 1.57	0.92	2.10	2.07, 2.13
0.4	0.53	1.55	1.53, 1.57	0.97	2.09	2.06, 2.12
0.5	0.54	1.54	1.53, 1.56	0.99	2.12	2.09, 2.14

Abbreviations: CI, confidence interval; RR, relative risk.