Table 3. The P-value performance of four sub-modules using Kaplan-Meier survival analysis in the testing set.

	Testing set (Grade II,III and IV; n = 80)				Testing set (Grade III and IV; n = 49)
	ModuleS1	ModuleS2	ModuleS3	ModuleS4	ModuleS1	ModuleS2	ModuleS3	ModuleS4
Module signature	0.0013	0.0016	0.0002	0.0002	0.2440	0.6710	0.0062	0.1600
MiRNA signature	0.0068	0.0003	0.0001	0.0000	0.6790	0.5070	0.1710	0.0010
Gene signature	0.0000	0.0009	0.0010	0.0000	0.0929	0.5180	0.0163	0.1170