Fig. 6
Examplonary distributions for brain (two upper rows, Patient 49) and skull base patient (two lower rows, Patient 94 (1)). a Dose TPS, b dose FRED cRBE, c dose FRED vRBE, d dose difference (vRBE − cRBE), e LETd, f RBE values (McNamara model), g dose TPS, h dose FRED cRBE, i dose FRED vRBE, j dose difference (vRBE − cRBE), k LETd, l RBE values (McNamara model) with contoured PTV (white), brainstem (pink) and chiasm (cyan)