Table 3.

Median survival, hazard ratios, and 95% confidence intervals for individuals diagnosed with glioma that received resection by race/ethnicity, adjusted for SES (continuous measure), age at diagnosis, and extent of resection (subtotal vs. gross total) (SEER18 2000-2015).

Group	Race/ethnicity	N	Deaths	Median survival in months (95% CI)	Race/ethnicity Hazard Ratio†	Race/ethnicity p value
Glioblastoma	White non-Hispanic	12778	11049	11 (11-11)	Ref.
	White Hispanic	1618	1232	11 (10-12)	0.92 (0.87-0.98)	0.01
	Black	858	686	11 (10-13)	0.96 (0.89-1.04)	0.28
	Asian or Pacific Islander	715	558	13 (12-14)	0.81 (0.75-0.89)	<0.001
Glioblastoma (received radiation and chemotherapy)	White non-Hispanic	7830	6567	14 (14-15)	Ref.
	White Hispanic	886	648	16 (15-17)	0.88 (0.81-0.95)	0.002
	Black	478	364	16 (15-18)	0.86 (0.77-0.95)	0.005
	Asian or Pacific Islander	428	320	18 (16-20)	0.75 (0.67-0.84)	<0.001
Non-glioblastoma astrocytoma	White non-Hispanic	3106	1443	95 (84-107)	Ref.
	White Hispanic	576	224	99 (79-132)	0.96 (0.84-1.11)	0.60
	Black	250	118	68 (52-102)	1.20 (1.00-1.45)	0.05
	Asian or Pacific Islander	210	86	80 (59-107)	1.03 (0.83-1.28)	0.79
Oligodendroglial tumors	White non-Hispanic	2562	943	163 (141-185)	Ref.
	White Hispanic	510	144	** (134-**)	0.89 (0.75-1.06)	0.20
	Black	159	58	163 (106-**)	1.11 (0.85-1.45)	0.44
	Asian or Pacific Islander	269	84	156 (117-**)	1.03 (0.82-1.29)	0.81

^**not able to be calculated

^†Adjusted for SES (continuous), age at diagnosis, and extent of resection (subtotal vs. gross total)

Abbreviations: CI=confidence interval, GTR=gross total resection, SES=socioeconomic status