Research Article
Risk-Adaptive Volumetric Modulated Arc Therapy Using Biological Objective Functions for Subvolume Boosting in Radiotherapy
Table 2
Dosimetric metrics for the target and OAR structures.
| | Patient | PTV-H | PTV-R | ΔEUD | Rectum | Bladder | | EUD (Gy) | EUD (Gy) | V50 Gy (%) | V70 Gy (%) | V75.6 Gy (%) | NTCP (%) | V55 Gy (%) | Max (Gy) |
| | P1 | 92.8 | 72.9 | 19.9 | 17.2 | 8.7 | 5.2 | 11.1 | 7.4 | 78.7 | | P2 | 92.2 | 72.5 | 19.7 | 26.5 | 7.5 | 3.2 | 8.2 | 11.8 | 74.5 | | P3 | 93.3 | 72.9 | 20.3 | 15.3 | 7.5 | 3.8 | 9.9 | 26.0 | 74.9 | | P4 | 94.8 | 74.2 | 20.6 | 22.8 | 11.0 | 6.2 | 20.0 | 17.5 | 75.6 | | P5 | 88.3 | 73.1 | 15.2 | 25.4 | 12.3 | 6.3 | 13.0 | 23.0 | 74.1 |
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