Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Line charts comparing the 10-year Kaplan-Meier survival estimates of pediatric patients with gliomas in the 4 age groups according to (A) histology, (B) tumor grade, (C) primary tumor site, and (D) extent of surgery. The log-rank test for trend was used to test the association of age with survival in each subset of patients.
