Table 5 Passing rates in percent of the gamma index 3%/1 mm including all voxels with at least 20% of the maximum dose for all patients depending on the modulation power and beam direction
From: Effects of the Bragg peak degradation due to lung tissue in proton therapy of lung cancer patients
Patient | Modulation power | Beam direction | ||
|---|---|---|---|---|
0° | 270° | 315° | ||
1 | 450 μm | 98.5 | 97.2 | 99.0 |
800 μm | 96.4 | 95.4 | 97.3 | |
2 | 450 μm | 97.3 | 99.3 | 99.9 |
800 μm | 94.7 | 95.5 | 99.2 | |
3 | 450 μm | 99.5 | 99.8 | 99.6 |
800 μm | 98.8 | 99.0 | 99.0 | |
4 | 450 μm | 99.9 | 100 | 99.9 |
800 μm | 99.6 | 100 | 99.9 | |
5 | 450 μm | 96.0 | 98.2 | 93.1 |
800 μm | 91.7 | 95.6 | 90.4 | |