Table II.

Univariate and multivariate Cox regression model of prognostic properties in patients with glioblastoma.

	Univariate analysis		Multivariate analysis
Prognostic features	P-value	HR (95% CI)	P-value	HR (95% CI)
Gender	N.S.S.	0.87 (0.63–1.41)
Age, years	N.S.S.	1.21 (0.89–4.29)
WHO grade	0.029	4.33 (3.89–5.40)	0.107	3.58 (2.89–5.92)
KPS	0.241	1.93 (1.04–4.78)	N.S.S.	1.28 (0.67–2.71)
Tumor size, cm	N.S.S.	2.04 (1.18–5.31)
miR-141 expression	0.003	6.73 (4.83–9.63)	0.007	4.12 (3.24–6.36)

HR, hazard ratio; CI, confidence interval; N.S.S., not statistically significant; WHO, World Health Organization; KPS, Karnofsky Performance Scale; miR, microRNA.