Table 1:

Summary of histologic diagnoses and patient demographics

Tumor Type	No. of Patients	Age (y)		Gender
Tumor Type	No. of Patients	Mean	Range	Male	Female
High-grade glioma
WHO grade III	20	44.7	23–72	14	6
Anaplastic astrocytoma	10	42.9	23–63	6	4
Anaplastic oligodendroglioma	5	45.2	29–63	4	1
Anaplastic oligoastrocytoma	3	42.7	37–53	2	1
Gliomatosis cerebri	2	55	38–72	2	0
WHO grade IV	29	50.9	6–77	18	11
Glioblastoma	28	50.9	6–77	17	11
Gliosarcoma	1	52	52	1	0
Low-grade glioma
WHO grade II	13	40.9	29–65	10	3
Oligodendroglioma	7	42.9	30–65	6	1
Diffuse astrocytoma	6	38.5	29–53	4	2