Magnetic resonance imaging in categorization of ovarian epithelial cancer and survival analysis with focus on apparent diffusion coefficient value: correlation with Ki-67 expression and serum cancer antigen-125 level

Table 2 Multivariate logistic regression analysis of OEC subtypes based on clinical and MRI features

Type	OR	P	95% Confidential Interval (CI)
Age	0.22	0.00	0.10	0.47
CA 125 level (IU/mL)
< 35(reference)
35–200	1.58	0.54	0.36	6.99
201–500	0.56	0.46	0.12	2.61
> 500	0.37	0.18	0.09	1.59
Ki-67 expression (%)
< 50(reference)
50–75	0.36	0.08	0.12	1.13
> 75	0.22	0.14	0.03	1.65
FIGO
I (reference)
II	0.39	0.17	0.10	1.50
III	0.14	0.00	0.05	0.44
IV	0.02	0.01	0.00	0.30
Maximum diameter (mm)	2.24	0.01	1.25	4.01
Component
Mixed (reference)
Cyst	0.62	0.42	0.20	1.97
Solid	0.84	0.77	0.27	2.65
mean ADC (Log)	16.80	0.00	4.20	67.20
Septa	0.48	0.16	0.17	1.34
High signal on T₁WI	2.07	0.16	0.74	5.79

Note: Reference groups: ovarian cancer type II, component 1, absence of septa, and absence of hemorrhage. Multiple imputation approach was applied

ISSN: 1757-2215