Table 3.

Logistic regression was performed on data derived from 5,077 IVF-ET cycles

	Miscarriage
	B	S.E.	P value	OR	95.0 % CI for OR
Embryo quality	−0.42	0.21	0.04	0.66	0.44–0.99
Maternal age	0.04	0.02	0.02	1.04	1.01–1.07
Paternal age	0.00	0.01	0.81	1.00	0.98–1.03
Maternal BMI	0.00	0.00	0.33	1.00	1.00–1.01
Paternal BMI	−0.02	0.01	0.04	0.98	0.95–1.00
Basal FSH	−0.01	0.01	0.48	0.99	0.98–1.01
Parity	−0.05	0.09	0.55	0.95	0.80–1.13
Cause of infertility			0.10
Cause of infertility(1)	0.79	0.53	0.14	2.21	0.78–6.30
Cause of infertility(2)	0.96	0.52	0.06	2.62	0.94–7.27
Cause of infertility(3)	1.04	0.53	0.05	2.83	1.00–8.02
Cycles with ICSI	−0.05	0.11	0.67	0.95	0.77–1.18
Culture media			0.82
Culture media(1)	0.10	0.15	0.50	1.11	0.82–1.50
Culture media(2)	0.09	0.10	0.38	1.10	0.90–1.34
Culture media(3)	0.07	0.12	0.55	1.08	0.85–1.36
Constant	−3.01	0.74	<0.001	0.05

Beta is the regression coefficient

S.E. is the standard error