Table 2.

Clinical information of colorectal cancer samples in the TCGA training cohort and TCGA internal validation cohort.

Characteristics	Training cohort (n = 354)	Internal validation cohort (n = 152)
Age (years)
≤ 65	157	68
> 65	197	84
Sex
Male	187	89
Female	167	63
Survival status
Alive	297	118
Dead	57	34
Tumor stage
I	70	20
II	132	56
III	100	40
IV	43	30
unknown	9	6