Skip to main content

Table 2 Treatments and dosimetric features

From: Normofractionated stereotactic radiotherapy versus CyberKnife-based hypofractionation in skull base meningioma: a German and Italian pooled cohort analysis

 

CK hFSRT

nFSRT

p-value

GTV [ml], mean ± sd

10.1 ± 11.9

25.1 ± 31.2

< .001

Single dose [Gy], mean ± sd

5.2 ± 0.9

1.8 ± 0.1

< .001

Single dose [Gy], median (range)

5.0 (2.67–8)

1.8 (1.8–2.8)

 

Total dose [Gy], mean ± sd

24.6 ± 4.9

56.9 ± 4.2

< .001

Total dose [Gy], median (range)

25 (15–61)

59.4 (32.4–63)

 

Prescription isodose [%], mean ± sd

75.6 ± 5.3

95 ± 0

< .001

Prescription isodose [%], median (range)

75.0 (60.0–100.0)

95 (95–95)

 

EQD2 [Gy], mean ± sd

44.1 ± 8.1

54. 2 ± 3.8

< .001

EQD2 [Gy], median (range)

43.8 (26.3–100.0)

56.43 (30.78–60)

 

BED [Gy], mean ± sd

88.1 ± 16.3

108.5 ± 7.5

< .001

BED [Gy], median (range)

87.5 (52.5–200)

112.9 (61.6–120)