Table 3.
Stereotactic body radiotherapy (SBRT) delivered by helical TomoTherapy characteristics
| Variables | Consecutive case (16) |
|---|---|
| Total dose (Gy) | 60 |
| Dose/fraction (Gy) | 12 |
| Number of fractions | 5 |
| Mean lung dose (Gy) | 5.3 (range, 0.3–20.0) |
| Biologically effective dose with α/β of 10 Gy (Gy) | 132 |
| Mean planning target volume (cm3) | 53.2 (range, 12.8–203.8) |
| Mean V5 controlateral (%) | 21.0 (range, 3.0–44.5) |
| Mean V15 ipsilateral (%) | 15.5 (range, 0.1–40.7) |
| Mean V30 ipsilateral (%) | 7.7 (range, 0.0–30.5) |
| Mean duration of stereotactic body radiotherapy (days) | 17.2 (range, 10–27) |
VX, proportion of lung receiving at least XGy.