Table 2.

Association between three SNPs in the promoter region of IL-18 gene and risk for idiopathic recurrent miscarriage in Chinese Han population.

SNP	Genotype	Case (n = 484)	Control (n = 468)	Additive p Value	Dominant p Value	Recessive p Value
rs360717	GG	349 (0.721)	332 (0.709)	0.800	0.690	0.547
	AG	129 (0.267)	128 (0.274)
	AA	6 (0.012)	8 (0.017)
rs187238	GG	338 (0.758)	357 (0.763)	1.05 × 10−4	0.025	2.43 × 10−5
	GC	108 (0.223)	102 (0.218)
	CC	38 (0.079)	9 (0.019)
rs1946518	AA	181 (0.374)	178 (0.380)	0.905	0.839	0.656
	AC	216 (0.446)	211 (0.451)
	CC	87 (0.180)	79 (0.169)