Minireviews
Copyright ©2014 Baishideng Publishing Group Inc.
World J Radiol. Nov 28, 2014; 6(11): 874-880
Published online Nov 28, 2014. doi: 10.4329/wjr.v6.i11.874
Table 2 Relative differences calculated as (without-with)/with density corrections using each algorithm
Eclipse AAAOTP CCPinnacle CCXiO SupOTP PBXiO FFT
Combined lungs
NTCPBurman-0.29-0.2-0.22-0.25-0.36-0.45
NTCPSeppenwoolde-0.19-0.13-0.12-0.15-0.23-0.3
Mean dose-0.08-0.05-0.05-0.06-0.09-0.13
V20-0.06-0.06-0.04-0.03-0.05-0.07
Heart
NTCP-0.19-0.15-0.15-0.13-0.17-0.21
Mean dose-0.06-0.05-0.05-0.05-0.06-0.09
V50-0.11-0.1-0.1-0.08-0.08-0.13
PTV
Mean dose-0.06-0.05-0.05-0.05-0.13-0.1
D01-0.05-0.05-0.04-0.04-0.1-0.11
D99-0.07-0.04-0.05-0.05-0.14-0.09
GTV
Mean dose-0.07-0.06-0.06-0.06-0.08-0.1
D01-0.07-0.07-0.06-0.06-0.09-0.11
D99-0.07-0.06-0.06-0.06-0.07-0.1
Negative results indicate lower values when no density corrections are included. Eclipse AAA: Eclipse Anisotropic Analytical Algorithm; OTP CC: Oncentra MasterPlan Collapsed Cone algorithm; Pinnacle CC: Pinnacle Collapsed Cone algorithm; XiO Sup: XiO Multigrid Superposition algorithm; OTP PB: Oncentra MasterPlan Pencil Beam algorithm; XiO FFT: XiO Fast Fourier Transform Convolution algorithm. (Cited from Nielsen et al[34] 2011).