Table 2. Comparison between hormones of reproduction in the preovulatory phase in both fertile and UI females.

Results are shown by mean±SEM.

*p<0.05, **p<0.001.

BMI, body mass index; FSH, follicle-stimulating hormone; LH, luteinizing hormone; UI, unexplained infertility.

Parameters	BMI <20		BMI 20-24.9		BMI 25-29.9		BMI >30
	Fertile (n=27)	Infertile (n=38)	Fertile (n=66)	Infertile (n=66)	Fertile (n=64)	Infertile (n=72)	Fertile (n=47)	Infertile (n=51)
FSH (IU/L)	10.23±0.47	9.16±0.36*	10.37±0.33	2.88±0.11**	10.30±0.26	3.09±0.09**	10.21±0.33	2.91±0.09**
LH (IU/L)	25.01±0.89	22.28±1.31*	26.02±0.94	6.73±0.37**	24.50±0.70	6.68±0.3**	26.09±0.57	6.72±0.3**
Est (pg/ml)	208.45±6.11	212.61±9.68*	212.32±4.71	97.72±2.61**	264.40±6.11	122.72±3.21**	331.0±7.71	151.40±3.41**
Prog (ng/ml)	0.26±0.03	0.31±0.03*	0.34±0.03	15.73±0.19**	0.35±0.03	15.73±0.19**	0.37±0.04	15.63±0.22**