Table 1.

Characteristics of Patients.

		N	%
Age, mean ± SD		53	12
Sex	Female	9	22%
	Male	32	78%
Tumor Volume [cm3], mean ± SD		38.1	24.6
The Extent of Resection
	GTR	26	63.4%
	STR	15	36.6%
KPS, mean ± SD		90	7
MGMT Methylation Status
	Unmethylated	23	56.1%
	Methylated	18	43.9%
ASA score
	1	28	68.3%
	2	10	24.4%
	3	3	7.3%
Location
	Frontal	8	19.5%
	Temporal	25	61%
	Parietal	6	14.6%
	Occipital	1	2.4%
	Multifocal	1	2.4%

Note: GTR—Gross Total Resection; STR—Subtotal Resection; KPS—Karnofsky Performance Status; ASA score—American Society of Anesthesiologists score; MGMT—O⁶-methylguanine—DNA methyltransferase.