Table 1. Clinical characteristics of patients with gastric in TCGA and validated cohort.

Variable		TCGA		Validated cohort
		N	%	N	%
Sex
	male	234	65.0	122	54.0
	female	126	35.0	104	46.0
Age		65	30–90	58	19–82
Primary site
	Antrum/Distal	137	38.1	84	37.2
	Cardia/Proximal	48	13.3	77	34.1
	Fundus/Body	132	36.7	44	19.5
	Gastroesophageal Junction	37	10.3	21	9.3
	Unspecific	6	1.7	0	0
Grade
	G1/G2	133	36.9	96	42.5
	G3	218	60.6	126	55.8
	Gx	9	2.5	4	1.8
T stage
	T1	17	4.7	3	1.3
	T2	70	19.4	32	14.2
	T3	167	46.4	100	44.2
	T4	105	29.2	91	40.3
	Tx	1	0.3	0	0
N stage
	N0	113	31.4	62	27.4
	N1	94	26.1	50	22.1
	N2	72	20.0	50	22.1
	N3	75	20.8	64	28.3
	Nx	6	1.7	0	0
M stage
	M0	328	91.1	226	100
	M1	18	5.0	0	0
	Mx	14	3.9	0	0