Table 4.

Logistic regression analysis on risk factors for ovarian cancer.

Parameter	B	S.E.	Wald	Sig.	Exp (B)	95%CI for Exp (B)
						Lower	Upper
Age	0.007	0.01	0.566	0.452	1.007	0.988	1.027
First menstruation	0.107	0.061	3.092	0.079	1.113	0.988	1.253
First childbearing age	−0.146	0.034	18.177	<0.001*	0.864	0.808	0.924
Last childbearing age	0.003	0.022	0.023	0.878	1.003	0.961	1.048
Menstruation condition	2.511	0.456	30.339	<0.001*	12.314	5.04	30.088
Abortion history	1.599	0.405	15.558	<0.001*	4.949	2.236	10.957
SMYD3 VNTR	0.648	0.297	4.78	0.029*	1.913	1.069	3.42

CI – confidence interval;

^*represents that difference of P<0.05 is statistically significant.