Table 1.

Patient characteristics

n = 51	Value
Age (years)
Median [range]	50.8 [21.2; 75.3]
Female gender n (%)	23 (45)
Primary histopathological type n (%)
IDH-mutant astrocytoma	8 (16)
IDH-wildtype astrocytoma	6 (12)
IDH-mutant and 1p/19q co-deleted oligodendroglioma	12 (24)
IDH-wildtype glioblastoma	22 (43)
IDH-mutant glioblastoma	3 (6)
Histopathological WHO grade of the primary tumor n (%)
II	18 (35)
III	8 (16)
IV	25 (49)
Primary treatment n (%)
Surgery	15 (29)
Surgery + radiotherapy	2 (4)
Surgery + chemotherapy	9 (18)
Surgery + radiotherapy + chemotherapy	25 (49)

WHO World Health Organization