Table 6. Logistic regression results for fetal single locus allele frequencies among cases and controls and association with preterm labor.

SNP	Minor allele	MAF Term	MAF PTL	aOR (95% CI)	P
rs2736114	T	0.27	0.30	1.40 (0.99–1.98)	0.1057
rs2075786	A	0.42	0.42	0.85 (0.62–1.15)	0.374
rs4246742	A	0.16	0.15	0.72 (0.47–1.11)	0.2123
rs4975605	A	0.45	0.51	1.28 (0.95–1.72)	0.1757
rs10069690	T	0.27	0.28	1.07 (0.76–1.51)	0.7532
rs2242652	A	0.21	0.25	1.53 (1.04–2.24)	0.06831
rs2853677	G	0.44	0.49	1.05 (0.77–1.41)	0.81
rs2853672	C	0.48	0.48	0.83 (0.60–1.16)	0.3602

Model adjusted for maternal education, income, smoking status, and insurance status.

SNP: single nucleotide polymorphism, MAF: minor allele frequency, PTL: preterm labor, aOR: adjusted odds ratio, CI: confidence interval