Table 2.

Hierarchical regressions model.

Model		R2	R2 Change	F Change	p	Standardized coefficients
						β	t	P
I		0.12	0.12	9.92	0.00
	Duration					− 0.15	− 2.29	0.02
	Oestradiol peak value					0.24	3.74	0.00
	Units of gonadotropins (IU)					− 0.19	− 2.91	0.00
II		0.12	0.00	0.10	0.91
	Duration					− 0.15	− 2.32	0.02
	Oestradiol peak value					0.24	3.66	0.00
	Units of gonadotropins (IU)					− 0.19	− 2.91	0.00
	Women’s anxiety					− 0.03	− 0.41	0.68
	Women’s infertility-related stress					0.02	0.31	0.76
III		0.13	0.01	0.71	0.49
	Duration					− 0.15	− 2.27	0.02
	Oestradiol peak value					0.23	3.53	0.00
	Units of gonadotropine (IU)					− 0.20	− 2.96	0.00
	Women’s anxiety					− 0.03	− 0.45	0.65
	Women’s infertility-related stress					0.05	0.65	0.51
	Women × Men interaction anxiety					0.00	0.02	0.97
	Women × Men interaction infertiltiy-related stress					− 0.08	− 1.17	0.25