Table 8.

Genotype frequencies and serum baseline E2 concentrations relative to cutoff level 66 ng/mL in patients

SNPs	Genotypes	Genotypic frequency, % (n) E2 (≤66 ng/mL)	Genotypic frequency, % (n) E2 (>66 ng/mL)	P value
−29A/G	GG vs AA+ GA	73.9 % (34) vs 69.6 % (39)	26.1 % (12) vs 30.4 % (17)	0.634
307A/G	GG vs AA+ GA	58.15 (18) vs 77.5 % (55)	41.9 % (13) vs 22.5 % (16)	0.046*
680A/G	GG vs AA+ GA	64.3 % (18) vs 74.3 % (55)	35.7 % (10) vs 25.7 % (19)	0.316

* Statistically significance (p < 0.05)