Table 2.

Cycle characteristics of the COH-IUI group (n = 281) at the Department of Obstetrics and Gynecology, University of Szeged, from January 2002 to December 2008.

Hormone profile
Day 3 FSH (mIU/mL)	5.34 ± 2.1
Day 3 LH (mIU/mL)	4.89 ± 3.9
Day 3 E2 (pmol/L)	47.29 ± 40.0
hCG day E2 (pmol/L)	642.8 ± 312.2
hCG day P (ng/mL)	0.39 ± 0.19
hCG day endometrial thickness (mm)	12.11 ± 2.00
Day of hCG administration	9.12 ± 3.01

COH-IUI: controlled ovarian hyperstimulation and intrauterine insemination, expressed as mean ± standard deviation, FSH: follicle-stimulating hormone, LH: luteinizing hormone, E2: estradiol, and P: progesterone.