Table 1.

Patient characteristics.

		Training	Validation	p
Age		44.06 ± 14.00	49.76 ± 13.44	0.040399 *
Gender	Male	26	23	0.088934
	Female	37	19
Histology	Astrocytoma	21	11	0.127063
	Oligoastrocytoma	18	10
	Oligodendroglioma	24	21
Grade	II	26	20	0.262543
	III	37	22
Subtype	Classic-like	2	3	0.09987
	Codel	13	15
	G-CIMP-high	38	16
	G-CIMP-low	2
	Mesenchymal-like	6	7
	PA-like	2	1
Vital status	Dead	13	13	0.117054
	Alive	29	50
IDH status	Mutant	53	31	0.099583
	Wildtype	10	11
1p_19q codeletion status	Codel	13	14	0.073916
	Non-codel	50	28
MGMT promoter status	Methylated	51	39	0.045106 *
	Unmethylated	12	3
TMB group	TMB high	25	18	0.37498
	TMB low	38	24

* statistically significant with p < 0.05.