Table 4:

Multivariate Analyses of Inferior Overall Survival

	Hazard Ratio	P
Age at diagnosis	0.97 (0.86–1.07)	.489
KPS at presentation
≥90%	Ref.
70%–80%	3.64 (1.74–7.60)	.001
≤60%	3.27 (1.46–7.28)	.004
Steroids at presentation: yes vs. no	1.61 (0.86–3.00)	.134
Extent of resection
Gross total	Ref.
Subtotal	0.82 (0.38–1.77)	.619
Biopsy	1.82 (1.02–3.25)	.044
Any postoperative therapy: yes vs. no	0.17 (0.09–0.32)	<.001

Abbreviations: KPS, Karnofsky performance status; Ref., reference.