Table 8

Mechanical wedges: average (± SD) percentage difference of Transmission Factors between GLAaS and Reference (Eclipse or ion chamber) over the 4 wedge insert directions.


GLAaS vs Eclipse [%]
GLAaS vs IonCh. [%]
Eclipse vs IonCh. [%]

W1 - 15°
-1.3 ± 0.2
-1.1 ± 0.1
0.2 ± 0.1
W2 - 30°
-1.6 ± 0.1
0.2 ± 0.1
1.7 ± 0.1
W3 - 45°
-1.6 ± 0.1
-0.8 ± 0.1
0.8 ± 0.0
W4 - 60°
-1.3 ± 0.2
-0.8 ± 0.2
0.4 ± 0.0

Nicolini et al. Radiation Oncology 2008 3:14   doi:10.1186/1748-717X-3-14

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