Table 4. The methylation status (methylation %) of the promoter region covered by the second EPHX1 primer set in the peripheral blood samples from healthy women and PCOS patients in the second cohort (Control = 49, PCOS = 67).

CpG sites	Control	PCOS	Delta value	p-value
EPHX1 _CpG_8	6.9±0.3	6.7±0.4	0.2	0.72
EPHX1 _CpG_9	5.2±0.8	5.5±0.7	0.3	0.89
EPHX1 _CpG_10.11.12	17.6±0.5	16.8±0.6	0.8	0.31
EPHX1 _CpG_13.14	10.7±0.5	8.5±0.5	2.2	<0.05
EPHX1 _CpG_15.16	6.9±0.7	6.5±0.5	0.4	0.71
EPHX1 _CpG_17	2.4±0.4	2.1±0.3	0.3	0.44
EPHX1 _CpG_19-24	24.3±0.9	21.4±0.8	2.9	<0.05
EPHX1 _CpG_26	2.4±0.4	2.1±0.3	0.3	0.44
EPHX1 _CpG_33	12.9±0.7	11.6±0.5	1.3	0.12
EPHX1 _CpG_53	3.4±0.3	3.2±0.3	0.2	0.64
EPHX1 _CpG_54	6.6±0.3	6.2±0.3	0.4	0.27
EPHX1 _CpG_55.56.57	23.7±0.5	23±0.3	0.7	0.22

Data represent the mean ± SEM, p values are determined by two-way ANOVA with Bonferroni post-tests.