Effects of Single-Nucleotide Polymorphisms in Cytokine, Toll-Like Receptor, and Progesterone Receptor Genes on Risk of Miscarriage

Table 12

IL-6 G174C polymorphism analysis with general additive model of inheritance.

Genotype	Women with miscarriage frequency	Control group frequency	χ^2		Odds ratio
					Values	95% CI
GG	0.255	0.324	5.71	0.06	0.71	0.37–1.37
GC	0.651	0.486			1.97	1.07–3.61
CC	0.094	0.189			0.45	0.19–1.07

Estimated genotype frequencies as well as corresponding odds ratios and 95% confidence interval (significance level of 0.05) in the group of women with miscarriage and the control group.