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.
Progression-free survival (PFS) of patients according to different factors. (A) The baseline level of soluble programmed death-ligand 1 (sPD-L1) (≤14.35 ng/ml vs. >14.35 ng/ml, P = 0.027). (B) Changes in sPD-L1 after radiotherapy (up vs. down, P = 0.770). (C) IDH-1 mutational status (mutation vs. wide type, P = 0.393). (D) Grade (I, II, III vs. IV, P < 0.001). (E) Tumor position (brain hemispheres vs. brainstems, P = 0.876). (F) Ki-67 (≤27.5% vs. >27.5%, P = 0.066).
