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Table 1 Details of planning guidelines for 80% and SiB concept

From: Feasibility of a simultaneously integrated boost concept for hypofractionated stereotactic radiotherapy of unresected brain metastases

80% concept

SIB concept

5 × 7 Gy = 35 Gy as 80% on D2(PTV)

5 × 8.5 Gy = 42.5 Gy on Dmean(GTV)

36 Gy > D98(PTV) ≥ 35 Gy

36 Gy > D98(PTV) ≥ 35 Gy

Dmax(PTV) = Dmax(GTV) = 45 Gy

Dmax(PTV) = Dmax(GTV) = 44 Gy