Table 2.

Comparison of the mean numbers of risk and alternative alleles per person in E3 homozygotes vs other controls. APOE region is excluded

SNP selection threshold	E3 homozygotes		Other genotypes		OR	P
	Mean No of risk alleles	Mean No of alternative alleles	Mean No of risk alleles	Mean No of alternative alleles
0.0001	87.6	66.8	88.4	67.7	0.991	1.00
0.001	293.8	293.2	292.8	295.4	1.003	0.973
0.01	1727.4	1621.3	1723.0	1623.0	1.003	0.961
0.05	7181.6	6461.3	7153.8	6471.3	1.004	0.833
0.1	13070.4	11836.9	13037.7	11860.3	1.003	0.810
0.2	23540.4	21344.5	23466.5	21388.0	1.003	0.703
0.3	32649.2	29969.2	32573.0	30039.3	1.002	0.684
0.4	41028.5	37805.2	40983.2	37869.4	1.001	0.785
0.5	48618.4	45048.2	48564.7	45118.6	1.001	0.776