Test | Tolerance | Results | Note |
TPS model comparison tests | |||
5.1 | 0.5% | 0.0% - 0.2% | Considering noise and calculation grid size |
5.2 | 0.5% | 0.2% - 0.3% | Important verification of dose calibration |
5.3 | 2.0% | 0.8% - 1.9% | PDD: depth >0.5 cm; profile: within 80% high dose |
Basic photon beam validation tests | |||
5.4 | 2% and 3 mm | <2%/2mm | 2% high dose and 3 mm penumbra at varied SSD and depth |
5.5 | 2% and 3 mm | <2%/2mm | 2% high dose and 3 mm penumbra at varied SSD and depth |
5.6 | 2% and 3 mm | <2%/2mm | 2% high dose and 3 mm penumbra at varied SSD and depth |
5.7 | 2% and 3 mm | <2%/2mm | 2% high dose and 3 mm penumbra at varied SSD and depth |
5.8 | 5% and 3 mm | <5%/3mm | 5% high dose and 3 mm penumbra at varied SSD and depth |
5.9 | 5% and 3 mm | <4%/3mm | 5% high dose and 3 mm penumbra at varied SSD and depth |
Heterogeneous TPS photon beam validation tests | |||
6.1 | N/A | <2% | Verify CT number and mass density |
6.2 | 3% | 0.1% - 2.7% | Absolute point dose comparison |
VMAT/IMRT tests | |||
7.1 | 3% | 0.2% - 1.8% | Jaw opening set at 15 cm × 15 cm |
7.2 | 3% | 0.1% - 3.0% | Jaw opening set at 15 cm × 15 cm |
7.3 | 2%/2mm | >93% pass | Ion chamber reading <3% at high dose gradient |
7.4 | 2%/2mm | >95% pass | Ion chamber reading <3% at high dose gradient |
7.5 | 5%/3mm | >91% pass | IROC Houston head and neck phantom with 7%/4mm Gamma |
Basic TPS validation tests for electron beams | |||
8.1 | 3%/3mm | <3%/3mm | With uncertainty of cutout size |
8.2 | 5% | <8% | Most points <5% |
8.3 | 7% | <10% | Pencil beam algorithm not recommended |