Table 2. Multivariate analysis of adjusting putative prognostic factors for NLR (n=358^a) in lower-grade gliomas.

Factors	OS
	HR (95%CI)	P-value
NLR	1.502 (1.007–2.240)	0.046
Age	1.042 (1.024–1.060)	<0.001
Extent of resection	0.907 (0.540–1.524)	0.713
RT (Yes or No)	0.860 (0.514–1.440)	0.567
Grade (II or III)	3.746 (2.499–5.618)	<0.001
KPS (≤80 or >80)	0.618 (0.416–0.916)	0.017

^a46 cases were excluded due to conditions that could influence hematological makers

OS: overall survival

RT: radiation therapy, indicating postoperative radiation therapy after first operation

KPS: Karnofsky Performance Status

HR: Hazard-ratio