Identification of a Seven-lncRNA Immune Risk Signature and Construction of a Predictive Nomogram for Lung Adenocarcinoma

Table 4

Correlation of the clinicopathological features of lung adenocarcinoma patients and risk signature in this study.

Characteristics	Training set ()			Validation set ()			Combination set ()
	Low risk ()	High risk ()	value	Low risk ()	High risk ()	value	Low risk ()	High risk ()	value
Age			0.312			1			0.668
≤65	47	55		56	55		104	109
>65	63	54		53	54		115	109
Gender			0.120			0.132			0.024
Male	45	57		41	53		86	110
Female	65	52		68	56		133	108
Survival status			0.041			0.065			0.004
Alive	80	64		78	64		158	128
Dead	30	45		31	45		61	90
TNM stage			0.137			0.008			0.005
I+II	90	79		94	66		183	157
III+IV	20	30		15	43		36	61