Table 2.
(HN02): Comparison of IMPT, conventional MSC positioning (Conv), JDPO12, single-MSC MIP optimization (CPO-S), and multiple-MSC MIP optimization (CPO-M). The PVDR and Dmean values are calculated in 2D BEV slices indicated by green lines in Fig. 5(a).
| IMPT | Conv | JDPO | CPO-S | CPO-M | ||
|---|---|---|---|---|---|---|
| Target | Time (secs) | 205.19 | 447.01 | 441.90 | 619.98 | 593.77 |
| Dmax | 112.50% | 113.92% | 124.72% | 112.10% | 111.03% | |
| L Parotid | Dmax (Gy) | 13.39 | 57.67 | 62.42 | 51.66 | 41.12 |
| Dmean (Gy) | 1.86 | 2.19 | 2.59 | 2.11 | 1.74 | |
| Larynx | Dmax (Gy) | 38.00 | 40.00 | 54.48 | 40.17 | 40.30 |
| Dmean (Gy) | 2.86 | 2.80 | 5.20 | 2.79 | 2.78 | |
| Body | Dmean (Gy) | 0.57 | 0.61 | 0.62 | 0.61 | 0.57 |
| PVDR (45º) | 6.70 | 9.03 | 10.17 | 9.47 | 6.02 | |
| PVDR (135º) | 5.51 | 8.62 | 8.15 | 9.57 | 7.61 | |
| PVDR (225º) | 4.48 | 7.89 | 8.02 | 7.80 | 6.01 | |
| PVDR (315º) | 7.41 | 9.79 | 9.39 | 9.97 | 8.44 |