Table 2.

The results of IUI according to the age of women, kind of infertility and ovulation

	IUI outcome
	Positive	Negative	P	X2
Age of women (year)			0.532	1.262
Age ≤30	54 (10.5)	458 (89.5)
30 ≤ Age <35	18 (9.9)	163 (90.1)
Age ≥ 35	9 (7.2)	116 (92.8)
Kind of infertility			0.407	0.686
Primary infertility, n (%)	56 (6.89)	546 (67.24)
Secondary infertility, n (%)	24 (2.95)	189 (23.27)
Ovulation			0.001	10.744
Positive	43 (5.4)	523 (65.7)
Negative	35 (4.39)	195 (24.49)

Parentheses indicate the percentage