Fig. 5
Comparison between simulations and measurements of PDD and OAR (The dose distribution was normalized to the maximum dose point). a PDD 6MV, 10 × 10 cm2, b PDD 6MV FFF, 10 × 10 cm2, c the gamma index for 6MV PDD, d the gamma index for 6MV FFF PDD, e OAR 6MV, 10 × 10 cm2 depth at 1.5 cm, f OAR 6MV FFF, 10 × 10 cm2 depth at 1.5 cm, g the gamma index for 6MV OAR, h the gamma index for 6MV FFF OAR