Table 2.

Multivariable analysis of progression-free survival for EPN-PFB tumors

	P	HR	95% CI
Age at diagnosis	.998	1.00	0.95-1.05
Sex (female vs. male)	.433	1.61	0.49-5.32
WHO tumor grade (grade 3 vs. grade 2)	.087	7.89	0.74-84.24
1q gain (yes vs. no)	.159	2.14	0.74-6.16
13q loss (yes vs. no)	.260	2.07	0.58-7.31
Extent of resection (subtotal vs. gross total resection)	.003*	5.92	1.84-19.03
Postoperative radiotherapy (no vs. yes)	.007*	21.26	2.29-197.25

Abbreviations:

^* P-value ≤.05, HR = hazard ratio, CI = confidence interval.