TABLE 2.

Correlation between risk score and clinical variables of patients with EC.

Clinical variables	TCGA training cohort			p-value	TCGA test cohort			p-value
	Total (n = 307)	Risk score			Total (n = 232)	Risk score
		High	Low			High	Low
Age (years)
≤60	108	45	63		98	50	48
>60	198	107	91		133	80	53
Unknown	1	1	0	0.0359 *	1	1	0	0.7035
Grade
Low (G1 & G2)	126	27	99		91	25	66
High (G3 & G4)	181	126	55	<0.0001 ****	141	106	35	<0.0001 ****
Vital status
Alive	259	120	139		193	102	91
Dead	48	33	15	<0.0001 ****	39	29	10	0.0960
Survival time (years)
≤3	196	105	91		134	82	52
>3	111	48	63	0.0126 *	98	49	49	0.7794

“*” represents p < 0.05.

“****” represents p < 0.0001.

Bold values represent p < 0.05.