Table 1.

Characteristics of patients in cluster 1 and 2 in CGGA cohort.

Characteristic	N	cluster 1, N = 532 1	cluster 2, N = 486 1	p-value 2
PRS-type	1,013			<0.001
Primary		372	279
Recurrent		150	182
Secondary		9	21
Histology	1,013			<0.001
GBM		78	310
LGG		453	172
Grade	1,013			<0.001
WHO II		239	52
WHO III		214	120
WHO IV		78	310
Gender	1,013			0.3
Female		227	189
Male		304	293
Age	1,012			<0.001
≤ 41		287	183
> 41		244	298
IDH mutation status	961			<0.001
Mutant		402	127
Wild type		83	349
1p/19q codeletion status	938			<0.001
Codeletion		200	11
Non-codeletion		299	428
MGMTp methylation status	844			0.009
methylated		261	209
un-methylated		173	201

¹Statistics presented: n; median (IQR).

²Statistical tests performed: chi-square test of independence; Wilcoxon rank-sum test.