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

Table 14

IL-8 C781T polymorphism analysis with general additive model of inheritance.

Genotype	Women with miscarriage frequency	Control group frequency	χ^2		Odds ratio
					Values	95% CI
CC	0.292	0.419	3.35	0.19	0.57	0.31–1.07
CT	0.509	0.392			1.61	0.88–2.94
TT	0.198	0.189			1.06	0.50–2.25

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.