. 2020 Sep 24;8:e10008. doi: 10.7717/peerj.10008

Table 5. Comparison of the nomogram model with the TNM model and prognostic model.

Cohort	Nomogram model			TNM model			Prognostic model
	HR (95% CI)	P	C-index	HR (95% CI)	P	C-index	HR (95% CI)	P	C-index

TCGA cohort	2.719(2.269∼3.259)	2.00E−16	0.793	2.957(2.015∼4.339)	3.03E−08	0.654	4.55(3.487∼5.946)	2.00E−16	0.730
GSE30219 cohort	2.958(2.189∼3.375)	7.55E−16	0.684	1.267(0.889∼1.803)	0.016	0.619	3.80(1.977∼7.308)	6.25E−05	0.682
GSE72094 cohort	2.718(2.181∼3.388)	7.55E−16	0.713	2.606 (1.736∼3.914)	3.85E−06	0.579	1.74(1.514∼1.99)	2.96E−15	0.709

Notes.