Table 2.

Univariate and multivariate Cox regression models to analyze the prognostic factors of ovarian cancer patients

Charactersitics	Univariate analysis			Multivariate analysis
	HR	95%CI	P	HR	95%CI	P
Age
> 55 vs. ≤ 55	0.877	0.568~1.354	0.555	1.046	0.673~1.625	0.841
Histology
Serous vs. Non-serous	0.933	0.605~1.438	0.753	0.855	0.548~1.334	0.489
FIGO stage
Advanced vs. Early	1.654	1.021~2.678	0.041	1.157	0.609~2.198	0.656
Grade
G2 vs.G1	1.762	0.803~3.867	0.158	1.060	0.447~2.511	0.895
G3 vs.G1	3.428	1.614~7.280	0.001	2.082	0.762~5.688	0.153
miR-203a-3p expression
Low vs. High	2.189	1.401~3.419	0.001	1.060	0.470~2.389	0.889
ATM expression
High vs. Low	2.655	1.685~4.183	2.55E-05	2.579	1.581~4.207	1.49E-04