Table 3.

Multivariate analysis to evaluate potential predictive factors for recurrence and the scoring of these factors.

Factors	OR	95%CI	P	Risk score
Sex
Female	1			0
Male	2.793	1.076–7.249	0.035	45
Heterogeneous tumor enhancement
No	1			0
Yes	4.452	1.714–11.559	0.002	65
Brain invasion
No	1			0
Yes	2.650	1.043–6.733	0.041	42
Simpson's removal grade
I	1			0
II-IV	5.139	1.355–19.489	0.016	71
Pathological grade
I	1			0
II-III	3.282	1.123–9.595	0.030	52

CI, confidence interval; OR, odds ratio.