The Comprehensive Analysis of Interferon-Related Prognostic Signature with regard to Immune Features in Ovarian Cancer

Table 4

The DFS using univariate and multivariate Cox regression analysis of the signature in TCGA database.

Variable	Disease-free survival
	Univariate		Multivariate
	HR	value	HR	value
The signature	0.671	0.009	0.589	0.002
Age	1.012	0.058
Grade	1.219	0.051
Stage	1.432	0.084
Residual tumor size	0.478	0.002	0.485	0.005
BRCA1/2 mutation	1.752	0.020	1.862	0.004
Lymphatic invasion	1.491	0.148
Venous invasion	0.714	0.311