Table 2.

Hazard rations (HR) and 95% confidence intervals (CIs) for patient demographics and treatment modalities in Multivariable Cox Proportional Hazards Model for middle-aged female non-malignant meningiomas survival.

Non-malignant			Kaplan-Meier Results			Multivariable Cox Proportional Hazards Model
			P-value			HR	95%CI	P-value
Age	35-39 yrs		< 0.001			Reference
	40-44 yrs					1.264	0.988-1.619	0.063
	45-49 yrs					1.507	1.197-1.897	< 0.001
	50-54 yrs					2.085	1.674-2.596	< 0.001
Race	White		< 0.001			Reference
	Black					1.715	1.490-1.974	< 0.001
	AIAN					1.133	0.587-2.186	0.710
	API					0.815	0.644-1.031	0.088
Ethnicity	Hispanic		0.123			Reference
	Non-Hispanic					1.009	0.850-1.197	0.922
Location	Supratentorial		0.160			Reference
	Spinal					0.906	0.647-1.268	0.563
Size	< 3cm		0.467			Reference
	≥ 3cm					1.451	1.239-1.698	< 0.001
Surgery	No surgery		< 0.001			Reference
	STR					0.763	0.633-0.919	0.004
	GTR					0.556	0.478-0.647	< 0.001

AIAN, American Indian/Alaska Native; API, Asian/Pacific Islander; GTR, gross total resection; STR, subtotal resection; yrs, years old.