Table 2.

IDH1 Status and Characteristics of Patients in Training/Validation/Test Sets.

Subset	IDH1 Status	Total	Male	Female	Grade II	Grade III	Grade IV
Training (n = 60)	Wildtype	46	25	21	1	0	45
	Mutant	14	10	4	5	5	4
Validation (n = 20)	Wildtype	16	10	6	0	0	16
	Mutant	4	3	1	2	1	1
Test (n = 20)	Wildtype	16	10	6	1	0	15
	Mutant	4	2	2	2	2	0