Table 1. Cox proportional hazards regression analysis in 94 glioblastoma patients.

Variable	Crude analysis			Adjusted analysis
	HR	95%CI	P value	HR	95%CI	P value
Age (years)
<60	1.0	1.0		1.0	1.0
>60	1.16	(0.66, 2.04)	0.598	1.19	(0.67, 2.11)	0.550
Gender
Female	1.0	1.0		1.0	1.0
Male	1.16	(0.66, 2.04)	0.598	1.19	(0.67, 2.11)	0.550
Cystic
No	1.0	1.0		1.0	1.0
Yes	1.46	(0.82, 2.58)	0.196	1.38	(0.76, 2.51)	0.296
Diameter (cm)
<5	1.0	1.0		1.0	1.0
>5	1.02	(0.58, 1.78)	0.951	1.03	(0.58, 1.81)	0.918
Caveolin-1
Low expression	1.0	1.0		1.0	1.0
High expression	2.02	(1.15, 3.55)	0.015	2.05	(1.14, 3.69)	0.017*
VM
Low expression	1.0	1.0		1.0	1.0
High expression	2.61	(1.44, 4.70)	0.001	2.12	(1.13, 3.99)	0.020$

Adjusted by age, gender, cystic, and diameter. ^$Adjusted by age, gender, cystic, diameter, and caveolin-1. HR: hazard risk; VM: vasculogenic mimicry.