Table 1.
Dose to the PBU‐60 phantom (Gy) with a prescribed dose of 12 Gy in 6 fractions, patient 1 with a prescribed dose of 12 Gy in 6 fractions, and patient 2, with a prescribed dose of 20 Gy in 10 fractions
| Structure | Phantom | Patient 1 | Patient 2 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| D2% | D98% | Dmean | D2% | D98% | Dmean | D2% | D98% | Dmean | |
| Bladder | 1.9 | 1.1 | 1.4 | 1.1 | 0.8 | 0.9 | 13.4 | 2.1 | 7.5 |
| Body | 12.4 | 0.4 | 6.4 | 12.7 | 0.8 | 6.0 | 1.5 | 21.0 | 10.9 |
| Bone | 12.2 | 0.6 | 6.1 | 12.1 | 0.8 | 4.2 | 20.2 | 1.4 | 7.7 |
| Bowelbag | 7.9 | 0.7 | 1.6 | 5.3 | 0.7 | 1.3 | 1.4 | 3.5 | 1.9 |
| Brain | 11.1 | 0.6 | 3.1 | 9.7 | 0.7 | 2.6 | 15.0 | 1.4 | 4.5 |
| CTV 5 mm | 12.9 | 10.5 | 11.9 | 13.0 | 10.9 | 12.1 | 22.0 | 16.5 | 20.0 |
| Eye (left) | 9.9 | 0.8 | 4.4 | 7.7 | 1.4 | 4.6 | 20.3 | 7.9 | 17.4 |
| Eye (right) | 10.0 | 0.8 | 3.9 | 7.6 | 1.4 | 4.6 | 20.6 | 7.9 | 17.6 |
| Heart | 1.5 | 0.7 | 0.9 | 1.8 | 0.9 | 1.1 | 2.6 | 1.7 | 2.0 |
| Kidney (left) | 1.5 | 0.7 | 1.0 | 1.8 | 0.9 | 1.3 | 2.6 | 1.5 | 1.9 |
| Kidney (right) | 1.7 | 0.7 | 1.0 | 1.6 | 0.9 | 1.2 | 2.3 | 1.4 | 1.8 |
| Lens (left) | 7.2 | 5.1 | 6.7 | 4.8 | 3.6 | 4.0 | 19.8 | 20.2 | 20.0 |
| Lens (right) | 7.1 | 4.6 | 5.7 | 4.8 | 3.8 | 4.1 | 20.0 | 20.5 | 20.3 |
| Liver | 3.5 | 0.6 | 1.1 | 7.3 | 0.9 | 1.6 | 2.3 | 1.5 | 2.0 |
| Lung (left) | 9.6 | 0.9 | 3.3 | 5.7 | 1.1 | 1.9 | 10.9 | 2.1 | 3.3 |
| Lung (right) | 10.9 | 0.9 | 4.1 | 6.8 | 1.0 | 1.9 | 10.9 | 2.0 | 3.1 |
| Oral cavity | 9.3 | 0.9 | 4.6 | 1.1 | 0.8 | 3.4 | 18.5 | 1.8 | 5.5 |
| PTV | 13.0 | 9.6 | 11.9 | 12.9 | 10.1 | 11.9 | 22.0 | 16.4 | 20.0 |
CTV: clinical target volume; PTV: planning target volume.