Figure 2

Kaplan–Meier estimator for progression-free survival (PFS) compared between the 2019 and 2020 cohorts with WHO Grade 3 (A) and WHO Grade 4 (B) gliomas. Pts.—patients; SE—standard error; 95%CI—95% confidence interval. Kaplan–Meier statistics not conducted for WHO 3 due to censoring of all 2019 cases.