. Author manuscript; available in PMC: 2021 May 26.

Published in final edited form as: World Neurosurg. 2019 Nov 27;135:e174–e180. doi: 10.1016/j.wneu.2019.11.089

Table 1.

Patient and Treatment Characteristics (N = 143)

Variable	Value
Up-front SRS	75
Salvage SRS post-WBRT	68
Age (y)	57 (46–65)
KPS score	80 (70–90)
Histology
Breast	52 (36.4)
Lung	49 (34.3)
Melanoma	30 (21)
Other	12 (8.3)
Number of BMs per patient	13 (11–17)
Prescription dose (Gy)	19 (18–19)
Total treatment volume (cm³)	4.1 (2.0–9.9)

Values are number of patients, number of patients (%), or median (interquartile range). SRS, stereotactic radiosurgery; WBRT, whole brain radiotherapy; KPS, Karnofsky Performance Status Scale; BM, brain metastasis.