Table 3. Multivariate analysis of clinical and molecular variables in oligodendroglial tumors.

		HR	[95%CI]	p
Age		1.074	[1.046-1.103]	<0.000001
Histologic grade	Grade II	1		<0.00001
	Grade III	3.736	[2.087-6.688]
Histologic type	Oligodendroglial	1		0.003
	Mixed oligoastrocytic	2.413	[1.359-4.284]
1p/19q	codeleted	0.51	[0.296-0.879]	0.015
	non-codeleted	1
IDH1/2	mut	0.364	[0.162-0.817]	0.014
	wt	1
TERTp	mut	0.786	[0.441-1.402]	0.415
	wt	1
mut, mutant; wt, wild-type; n, number of cases with data available.