Table 1

Variables	IIU indications
XXXXXXXX
Variables	Unexplained infertility (n=124)	Male factor (n=100)	Ovarian factor (n=76)
Maternal age	31.9+0.4^b	33.4+0.5^ab	33.8+1.0^ab
Paternal age	36.3+0.6^ab	37.6+0.7^a	35.4+1.2^ab
Follicles (≥16mm)	2.8+0.2^a	2.6+0.3^a	2.5+0.3^a
FSH (IU)	818.4+35.2^a	828.8+40.2^a	924.0+64.0^a
Endometrial length	11.7+0.2^ab	12.1+0.3^a	10.8+0.4^b
Body Mass Index (BMI)	22.6+0.4^a	22.6+0.5^a	21.5+0.9^a
Sperm morphology	5.2+0.4^b	2.6+0.3^c	8.7+0.8^a
Total number of inseminated sperm	39.8+3.8^ab	28.5+3.3^b	34.0+4.6^ab
Number of inseminated motile sperm	31.4+2.8^ab	20.3+2.5^b	27.5+3.8^ab
Clinical pregnancy rate (%)	14.0^a	3.6^a	7.7^a
Values are Mean ± Standart deviation, unless otherwise noted. Means with the same letter are not significantly different.