Table 1.
MAE computed between the sCTs and planning CT images in three regions (in the external contour, in the bone region and the soft-tissue region within the MRI FOV) for both H&N and prostate patients. Mean and standard deviations (SDs) are shown along with range (in brackets).
| MAE (HU) |
|||||
|---|---|---|---|---|---|
| Patient | ROI | sCTbda |
sCTa |
||
| Mean ± SD | Range | Mean ± SD | Range | ||
| H&N | External | 200.2 ± 23.4 | [171.6;239.2] | 90.7 ± 12.1 | [80.5;113.8] |
| Bone | 553.6 ± 33.7 | [518.4;611.1] | 189.8 ± 16.3 | [170.1;209.9] | |
| Soft-tissue | 120.6 ± 17.2 | [96.8;146.2] | 68.1 ± 10.1 | [57.9;84.8] | |
| Prostate | External | 85.2 ± 4.3 | [79.3;92.7] | 49.8 ± 4.6 | [42.6;58.4] |
| Bone | 163.5 ± 9.2 | [148.0;179.1] | 119.7 ± 12.8 | [102.1;147.9] | |
| Soft-tissue | 49.8 ± 1.6 | [46.3;52.0] | 36.8 ± 4.7 | [28.6;47.9] | |