Table 1.

Clinical characteristics of patients with GBM (n = 95).

Variables	Median (range)/Number (%)
Age	50 (19–76)
Gender
Male	59 (62)
Female	36 (38)
Preoperative KPS score	70 (50–100)
Extent of surgery
GTR	53 (56)
<GTR	42 (44)
Radiotherapy plus temozolomide	86 (91)
Fractal parameters
FD	1.53 (1.29–1.69)
Lacunarity	0.46 (0.34–0.64)

Abbreviations: KPS = Karnofsky performance status; GTR = gross total resection; FD = fractal dimension.