Table 2.

Infertile women were split into two groups based on whether or not they had HHV-6 infection: infertile and control women's demographic and clinical characteristics (average).

Parameters	HHV-6 positive	HHV-6 negative	P value ∗	Control (14)
Age (yrs)	33.4	32.8	0.84	33.8
Duration of infertility (yrs)	2.9	2.8	0.56	2.1
Menstrual cycle length (days)	4.8	4.6	0.38	4.3
FSH (mUI/mL) (day 3)	9.5	9.2	0.37	7.0
LH (mUI/mL) (day 3)	7.0	6.8	0.37	6.2
Estradiol (pg/mL) (day 3)	79.9	77.5	0.04	65.7
TSH (uUI/mL)	2.5	2.4	0.39	1.9
FT4 (pg/mL)	1.9	1.8	0.76	1.1
Progesterone (pg/mL) (day 21)	12.1	11.8	0.48	13.0
Day (menstrual cycle) of sample collection	13.2	12.8	0.72	13.0

Student t-test.