S2.

The clinical characteristics of GBM patients in TCGA cohort

Characteristic	GBM patients (n = 165)
Gender
Male	106
Female	59
Age
≥50	128
<50	37
Grade
I-III	0
IV	165
KPS score
≥80	88
<80	36
Missing	41
IDH status
Mutation	11
Wild type	142
Missing	12
MGMT status
Methylated	58
Unmethylated	67
Missing	40
Expression subtypes
Mesenchymal	48
Classical	68
Proneural	49
Radiotherapy
Yes	127
No	4
Missing	34
Chemotherapy
Yes	112
No	19
Missing	34