Table 1 Summary of dose to targets and OARs in water phantom simulation
Parameter | General PTV 4-field IMRT plan | BSPTV 4-field IMRT plan | General PTV ideal dose distribution plan | BSPTV ideal dose distribution plan |
|---|---|---|---|---|
CTV, D98% | 62.5 | 62.5 | 61.5 | 61.0 |
General PTV, volume (cm3) | 65.9 | 65.9 | 65.9 | 65.9 |
General PTV, D98% (Gy) | 60.0 | 59.9 | 60.0 | 59.5 |
General PTV, D2% (Gy) | 64.5 | 64.6 | 63.3 | 63.4 |
General PTV, CI (%) | 85.2 | 85.1 | 92.8 | 91.1 |
General PTV, HI (%) | 3.5 | 3.6 | 3.4 | 3.4 |
BSPTV, volume (cm3) | 62.5 | 62.5 | 62.5 | 62.5 |
BSPTV, D98% (Gy) | 60.1 | 60.0 | 60.2 | 60.0 |
BSPTV, D2% (Gy) | 64.5 | 64.6 | 63.3 | 63.4 |
BSPTV, CI | 82.4 | 83.3 | 90.7 | 91.9 |
BSPTV, HI | 3.5 | 3.6 | 3.4 | 3.4 |
Ring PTV, Dmean (Gy) | 53.1 | 52.4 | 53.3 | 52.6 |
Ring BSPTV, Dmean (Gy) | 53.5 | 52.9 | 53.7 | 53.0 |
Ring PTV, volume (cm3) | 61.2 | 61.2 | 61.2 | 61.2 |
Ring BSPTV, volume (cm3) | 64.6 | 64.6 | 64.6 | 64.6 |