TABLE 1.

Clinical features of 179 esophageal carcinoma patients in GSE53625.

Variables		Training cohort (n = 91)	Testing cohort (n = 88)	Entire cohort (n = 179)
Age(years)	≤50	8	19	27
	>50	83	69	152
Gender	Male	73	73	146
	Female	18	15	33
Vital status	Alive	36	37	73
	Dead	55	51	106
Histologic Grade	Poorly	27	22	49
	Moderately	48	49	97
	Well	15	17	32
Tumour.loation	Lower	30	32	62
	Middle	51	46	97
	Upper	10	10	20
T	I–II	22	17	39
	III–IV	69	71	140
N	0	43	40	83
	1–3	48	48	96
Stage	I	5	5	10
	II	40	37	77
	III	46	46	92
Alcohol.use	YES	53	53	106
	NO	38	35	73
Alcohol.use	YES	56	58	114
	NO	35	30	65
Arrhythmia	YES	22	21	43
	NO	69	67	136
Pneumonia	YES	6	9	15
	NO	85	79	164