Table 2. The genotypic and allelic frequencies of rs3939286, rs13015714 and rs7574865 between cases and controls.

	Cases(n = 1100)	Controls(n = 1227)	χ2	P-value#	OR(95%CI)
rs3939286
Genotypes
AA	1	1
AG	101	132		0.478*
GG	998	1094
Alleles
A	103	134
G	2097	2320	1.46	0.228	0.850(0.653–1.107)
rs13015714
Genotypes
GG	329	350
GT	535	635	2.35	0.309
TT	236	242
Alleles
G	1193	1335
T	1007	1119	0.01	0.905	0.993(0.885–1.115)
rs7574865
Genotypes
GG	487	533
GT	483	558	0.52	0.770
TT	130	136
Alleles
G	1457	1624
T	143	830	0.001	0.972	1.002(0.887–1.132)

^*P-value of Fisher’s exact test.

^#P-value < 0.013 was considered significant after Bonferroni’s correction.