Table 2.

Binary logistic regression analysis of factors related to pregnancy outcomes in patients underwent IUI without ovarian stimulation

Variables	β	SE (β)	Wald χ2	P-value	OR (95%CI)
Clinical pregnancy
Female age	0.036	0.044	0.683	0.408	1.037 (0.952–1.129)
Body mass index (BMI)	0.123	0.060	4.179	0.041 *	1.131 (1.005–1.273)
Duration of infertility	-0.121	0.106	1.309	0.253	0.886 (0.720–1.090)
Unilateral/bilateral patent tube	0.212	0.452	0.220	0.639	1.236 (0.510–2.997)
Live birth
Female age	-0.020	0.048	0.168	0.682	0.980 (0.892–1.077)
Body mass index (BMI)	0.130	0.064	4.132	0.042 *	1.139 (1.005–1.290)
Duration of infertility	-0.099	0.113	0.775	0.379	0.905 (0.726–1.130)
Unilateral/bilateral patent tube	0.732	0.563	1.689	0.194	2.079 (0.690–6.267)
First trimester miscarriage
Female age	0.683	0.317	4.648	0.031 *	1.981 (1.064–3.687)
Body mass index (BMI)	0.000	0.367	0.000	0.999	1.000 (0.487–2.053)
Duration of infertility	-1.926	1.403	1.884	0.170	0.146 (0.009–2.280)
Unilateral/bilateral patent tube	-4.337	2.154	4.054	0.044 *	0.013 (0.000–0.891)

* P < 0.05 was considered statistically significant