Table 2 Demographic

Age - years

Median (range)

59 (20-88)

   < 65 years

200 (69%)

   ≥ 65 years

90 (31%)

Gender (%)

   Male

133 (46)

   Female

157 (54)

Neurocognitive impairment (%)

   Yes

160 (55)

   No

130 (54)

Primary tumor (%)

   Lung (NSCLC)

126 (44)

   Breast

85 (29.5)

   Colon-rectum

24 (8.5)

   Melanoma

18 (6)

   Others

37 (12)

RPA-RTOG classes (%)

   I

80 (27.5)

   II

148 (51)

   III

62 (21.5)

Number of BMs (%)

   ≤ 3

180 (59)

   >3

120 (41)

Location of BMs (%)

   Supratentorial

144 (50)

   Subtentorial

44 (15)

   Supra/Subtentorial

102 (35)

Extra-cranial disease (%)

   Yes

278 (96)

   No

12 (4)