Table 1. Univariate Cox regression analysis of prognostic factors in glioma patients.

Variable	Univariate analysis
	OS			PFS
	HR	95%CI	P	HR	95%CI	P
Gender	0.656	0.248–1.734	0.395	0.645	0.317–1.312	0.226
Age	1.682	0.521–5.425	0.384	2.240	0.798–6.287	0.125
WHO grade	2.989	0.966–9.251	0.057	2.975	1.702–5.201	0.001
KPS	0.564	0.192–1.658	0.298	0.589	0.249–1.392	0.228
Mean tumor diameter a	1.214	0.475–3.105	0.686	0.869	0.426–1.770	0.698
Tumor location b	1.106	0.641–1.909	0.717	1.264	0.729–2.190	0.404
HOXB1 expression	0.055	0.008–0.394	0.004	0.111	0.032–0.389	0.001

^a Data from imaging measurement.

^b Patients who suffer from enormous tumor both in frontal lobe, parietal lobe and temporal lobe are counted repeatedly.