Table 1.

Basic clinical characteristics of patients in the TCGA cohort and E-MTAB-1980 cohort.

	TCGA Cohort (526)	E-MTAB-1980 Cohort (101)
Age (years)
≥65	194 (36.9%)	44 (43.6%)
<65	332 (63.1%)	57 (56.4%)
Sex
Male	343 (65.2%)	77 (23.8%)
Female	183 (34.8%)	24 (23.8%
Grade
G1	13 (2.5%)	13 (12.9%)
G2	224 (42.6%)	59 (58.4%)
G3	204 (38.8%)	22 (21.8%)
G4	74 (14.1%)	5 (5.0%)
Unknown	8 (1.5%)	2 (2.0%)
Stage
I	261 (49.6%)	67 (66.3%)
II	57 (10.8%)	11 (10.9%)
III	125 (23.8%)	14 (13.9%)
IV	83 (15.8%)	13 (12.9%)
T stage
T1	267 (50.8%)	68 (67.3%)
T2	69 (13.1%)	11 (10.9%)
T3	179 (34.0%)	21 (20.85)
T4	11 (2.1%)	1 (1.0%)
N stage
N2	\	4 (4%)
N1	16 (3.1%)	3 (3.0%)
N0	238 (45.2%)	94 (93.1%)
Unknown	272 (51.7%)	/
M stage
M1	78 (14.8%)	12 (11.9%)
M0	418 (79.5%)	89 (88.1%)
Unknown	30 (5.7%)	/
Survival
Dead	171 (32.5%)	23 (22.8%)
Living	355 (67.5%)	78 (77.25)