Table 3.
Treatment modality | Equivalent dose (Sv) | |||||
---|---|---|---|---|---|---|
|
|
|||||
Hmin | Hmax | Hmean | Hmin + Hstray | Hmax + Hstray | Hmean + Hstray | |
|
|
|||||
CRT | 0.5 | 0.7 | 0.6 | 0.6 | 0.9 | 0.8 |
IMRT | 0.4 | 0.6 | 0.4 | 0.5 | 0.8 | 0.5 |
PRT | 0 | 0.002 | 0.001 | 0.2 | 0.3 | 0.2 |
Abbreviations: CRT = conventional photon radiotherapy; IMRT = intensity-modulated photon radiotherapy; PRT = proton radiotherapy; TPS = treatment planning system.