Table 2.

Summary of ITSS levels among three grades of IDH-mutant astrocytoma

ITSS score	Grade 2	Grade 3	Grade 4	Total
0	40	13	0	53
1	11	4	4	19
2	2	1	2	5
3	3	11	16	30
Total	56	29	22	107

ITSS Intratumoral susceptibility signal