Figure 5.

Quotient dose volume histograms from Pⁿ prescriptions for the complex HNSCC patient. QVHs of PTV for $P_{\text{max}}^{n=1,\frac{1}{2},2}$ cases (a) $P_{\text{int}}^{n=1,\frac{1}{2},2}$ cases (b). The spread in the difference between the QVHs increases for P_int cases compared to P_max cases.