Table 7

Table 7
EDW: minimum, maximum and average (± SD) percentage difference between GLAaS and Reference (Eclipse or ion chamber) in the flattened region.
	GLAas vs Eclipse Mean ± SD [Range] [%]	GLAaS vs IonCh. Mean ± SD [Range] [%]

Angles 10 to 60 degree
R_min= 100*(D_min^GLAaS-D_min^Ref)/D_min^GLAaS	0.4 ± 1.6 [-2.0, +4.4]	-2.2 ± 2.3 [-5.5, -0.3]
R_max= 100*(D_max^GLAaS-D_max^Ref)/D_max^GLAaS	-1.5 ± 1.3 [-4.7, +0.5]	2.3 ± 1.2 [+1.0, +3.9]
R_ave= 100*(D_ave^GLAaS-D_ave^Ref)/D_ave^GLAaS	-0.1 ± 0.3 [-0.9, +0.1]	0.8 ± 0.3 [+0.5, +1.1]
min(100*(D^GLAaS-D^Ref)/D^GLAaS)	1.2 ± 1.2 [+0.5, +4.4]	-
max(100*(D^GLAaS-D^Ref)/D^GLAaS)	-1.7 ± 1.1 [-4.7, -0.5]	-
ave(100*(D^GLAaS-D^Ref)/D^GLAaS)	0.1 ± 0.2 [-0.2, +0.6]	-
Angles 10 to 45 degree
R_min= 100*(D_min^GLAaS-D_min^Ref)/D_min^GLAaS	-0.2 ± 0.7 [-2.0, +0.9]	-1.1 ± 0.8 [-2.0, -0.3]
R_max= 100*(D_max^GLAaS-D_max^Ref)/D_max^GLAaS	-1.1 ± 0.9 [-3.2, +0.5]	1.8 ± 0.7 [+1.0, +2.5]
R_ave= 100*(D_ave^GLAaS-D_ave^Ref)/D_ave^GLAaS	0.0 ± 0.2 [-0.4, +0.1]	0.6 ± 0.2 [+0.5, +0.8]
min(100*(D^GLAaS-D^Ref)/D^GLAaS)	0.8 ± 0.3 [+0.5, +1.4]	-
max(100*(D^GLAaS-D^Ref)/D^GLAaS)	-1.3 ± 0.8 [-3.2, -0.5]	-
ave(100*(D^GLAaS-D^Ref)/D^GLAaS)	0.0 ± 0.1 [-0.2, +0.2]	-

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