Table 3 Radiotherapy of re-irradiation SABR

Interval to re-irradiation (months, median, range)

13.8 (2.0–51.6)

Dose (Gy, median, range)

54 (48–60)

Fractionations

4

19 (95.0%)

6

1 (5.0%)

Dose, BED₁₀ (Gy, median, range)

126.9 (105.6–150.0)

Any treatment between RTs

No

17 (85.0%)

Yes

3 (15.0%)

Previous RT technique

3D-CRT

6 (30.0%)

SABR

14 (70.0%)

Median ITV (mL, median, range)

6.0 (0.6–26.7)

Median PTV (mL, median, range)

22.7 (3.4–77.1)