Table 6. Summary of number of alleles in the four tag SNPs.

SNP	Allele	Controls	Cases	χ2	P	OR	Pc1	Pc2
rs6762399	C	111	120	0.83	0.362	0.83	1.0	0.844
	T	89	80
rs13098637	T	76	53	9.06	0.003	2.25	0.01	0.012
	C	24	47
rs3976523	A	140	133	0.57	0.452	1.18	1.0	0.898
	C	60	67
rs7618348	C	150	138	0.047	0.828	1.05	1.0	0.999
	T	50	62

Pc1: P value corrected with the Bonferroni method; Pc2: P value after the permutation test (with 10 000 replacements).