Table 4.

Multivariate logistic regression analysis with EP

	aOR	95% CI	P value
Tubal factor	1.48	1.01–2.18	0.04
PCOS	0.52	0.25–1.07	0.08
Endometrial thickness (mm)	0.88	0.82–0.94	0.00
Fertilization method	0.61	0.36–1.04	0.07
2PN rate	0.57	0.21–1.51	0.26

Bold: p < 0.05. P < 0.05 was considered to be statistically significant. PCOS Polycystic ovary syndrome