Table 1.

Summary of literature reporting overall survival related to CNS tumors in population-based studies

	Tumor Type	Survival, %
		Population-based9,12,20,32–42	Present Study
All ages	Low-grade glioma (WHO grades I/II)	5y 91–95
	High-grade glioma (WHO grades III/IV)	5y 21–28	SEER 5y 26
			NRCT 5y 13
	Ependymoma	5y 52–83	SEER 5y 73
		10y 55–60	NRCT 5y 65
			SEER 10y 70
			NRCT 10y 57
	Embryonal (medulloblastoma, sPNET)	5y 46–70	SEER 5y 67
			NRCT 5y 59
	Medulloblastoma	5y 56–87	SEER 5y 71
		10y 52–55	NRCT 5y 65
			SEER 10y 69
			NRCT 10y 59
	sPNET	5y 27	SEER 5y 57
		10y 18–41	NRCT 5y 33
			SEER 10y 54
			NRCT 10y 27

Abbreviation: WHO, World Health Organization.