BED	Biologically effective dose
PTBE	Peritumoral brain edema
LINAC	Linear accelerator
SRS	Stereotactic radiosurgery
hf-SRS	Hypofractionated stereotactic radiosurgery
hf-SRT	Hypofractionated stereotactic radiotherapy
GTV	Gross tumor volume
CTV	Clinical target volume
PTV	Planning target volume
ROC	Receiver operating characteristic
AUC	Area under the curve
HR	Hazard ratio
CI	Confidence interval
WHO	World Health Organization
BBB	Blood–brain barrier
MRI	Magnetic resonance imaging
CT	Computed tomography
ANOVA	Analysis of variance