Table 4.
Comparison of total MUs, PTV coverage, and plan QA for prostate, hypoprostate, and hypolung SmartArc plan generated using binned and continuous dose rate mode (control point , no leaf speed constraint). Interp. Plan refers to QA plans interpolated to 2 degree control point spacing.
| ArcCheck | ||||||
|---|---|---|---|---|---|---|
| Treatment Site | Dose Rate | Maximum Delivery Time (s) | Total MU | % PTV coverage | Ori. Plan | Interp. Plan |
| Prostate | Binned | 90 | 453 | 93.3 | 89.3 | 91.5 |
| Continuous | 90 | 447.5 | 92.6 | 89.9 | 92.6 | |
| Hypoprostate | Binned | 90 | 822.3 | 92.3 | 88.5 | 92.3 |
| Continuous | 90 | 855.2 | 92.2 | 88.8 | 92.9 | |
| Hypolung | Binned | 300 | 2808.5 | 95.1 | 92.4 | 94.3 |
| Continuous | 300 | 2858 | 95.1 | 92.5 | 94.6 | |