Table 6 Pinnacle 3 and iPlan RT Dose TPS predicted dose attenuation of the BrainLAB imaging couch top (ICT) compared to previously reported values for 6 MV photon beam for 10 cm × 10 cm field sizes and 5 cm × 5 cm field sizes
10 cm × 10 cm | 5 cm × 5 cm | |||||
|---|---|---|---|---|---|---|
Angle | iPlan (%) | Pinnacle (%) | Ref Njeh et al.[13](%)_ | iPlan (%) | Pinnacle (%) | Ref Njeh et al.[13](%) |
180 | 3.4 | 1.99 | 3.4 | 4.3 | 2.30 | 4.9 |
170 | 3.4 | 1.56 | 3.5 | 4.3 | 2.43 | 5.0 |
160 | 3.6 | 2.13 | 3.7 | 4.5 | 2.70 | 5.2 |
150 | 3.8 | 1.60 | 4.3 | 4.8 | 2.51 | 5.6 |
140 | 4.8 | 2.48 | 4.9 | 5.8 | 3.39 | 6.5 |
130 | 5.4 | 3.50 | 6.2 | 7.1 | 4.31 | 7.7 |
120 | 9.4 | 4.98 | 8.3 | 9.5 | 5.63 | 10.0 |
110 | 7.3 | 5.70 | 8.0 | 7.3 | 6.57 | 9.4 |
100 | 0.0 | 0.00 | -0.7 | 0.0 | 0.00 | 0.4 |