Table 3.

Multivariate analysis of FTET factors affecting clinical pregnancy

Covariate	Estimate	OR	95% CI	Std. error	P-value
Age	−0.042	0.959	0.911–1.009	0.026	0.107
No. of frozen embryos	−0.001	0.999	0.937–1.064	0.032	0.966
No. of embryos transferred	0.628	1.874	1.333–2.634	0.174	<0.001
Grade of transferred embryos	−0.716	0.489	0.335–0.712	0.192	<0.001
Maximal endometrial thickness achieved	0.248	1.282	1.169–1.405	0.047	<0.001
Natural cycle	0	1
Natural + hCG	−0. 381	0.683	0.435–1.073	0.230	0.098
HT	−0. 568	0.567	0.379–0.847	0.205	0.006