Assessing the Prognostic Capability of Immune-Related Gene Scoring Systems in Lung Adenocarcinoma

Table 3

The IRG signature and clinical characteristics Chi-square table in LUAD patients.

Variables	Status	low	high	P
GSE31210 dataset (N = 226)
Age				0.69
	≤61	63	59
	>61	50	54
Gender				0.11
	Female	67	54
	Male	46	59
Pathological stage				<0.01
	I	103	65
	II	10	48
GSE30219 dataset (N = 83)
Age				1.00
	≤61	23	22
	>61	18	18
Gender				0.30
	Female	11	6
	Male	30	34
T stage				0.32
	T1	37	32
	T2	4	8
TCGA dataset (N = 400)
Age				0.62
	≤61	67	73
	>61	128	123
Gender				0.04
	Female	119	98
	Male	81	102
Pathological stage				0.02
	I	151	129
	II	49	71