Table I.

Clinical features of all CRC patients included in this study.

Characteristic	GSE24550 (n=77)	GSE24549 (n=83)	GSE24551 (n=160)	GSE102479 (n=155)
Stage, no. (%)
II	44 (57.1)	46 (55.4)	90 (56.2)	83 (53.5)
III	33 (42.9)	37 (44.6)	70 (43.8)	72 (46.5)
Age, no. (%)
≤65	n/a	n/a	n/a	51 (32.9)
>65	n/a	n/a	n/a	102 (56.8)
Gender, no. (%)
Male	n/a	n/a	n/a	87 (56.1)
Female	n/a	n/a	n/a	68 (43.9)
BRAF mutation
WT	n/a	n/a	n/a	122 (78.7)
MT	n/a	n/a	n/a	15 (9.7)
KRAS mutation
WT	n/a	n/a	n/a	83 (53.5)
MT	n/a	n/a	n/a	54 (34.8)
P53 mutation
WT	n/a	n/a	n/a	59 (38.1)
MT	n/a	n/a	n/a	78 (50.3)

WT, wild type; MT, mutation type; n/a, not available.