TP53 Mutation Status Wild-Type Mutant n (%) n (%) Age at diagnosis, mean ± SD 1, (years) 38 ± 11 34 ± 9 Gender F 32 (52%) 20 (50%) M 29 (48%) 20 (50%) Diagnosis Astrocytoma II Astrocytoma III Oligodendroglioma II Oligodendroglioma III 8 (13%) 12 (19%) 21 (34%) ...