Fig. 1

a-c Kaplan-Meier survival analysis for astrocytic and meningeal brain tumors patients. a Patients were divided into serum NeudesinLow and serum NeudesinHigh subgroups by using a Neudesin cut-off (=median) value of 1.16 ng/mL. b Patients were divided into CSF NeudesinLow and CSF NeudesinHigh subgroups by using a Neudesin cut-off (=median) value of 1.18 ng/mL. c Patients were divided into Neudesin QuotientLow and Neudesin QuotientHigh subgroups by using a Neudesin cut-off (=median) value of 0.98