Table 2.
Assessment of sCT in terms of geometric evaluation represented by the dice similarity coefficient (DSC) and image intensity evaluation represented by the mean error (ME) and mean absolute error (MAE) of the H&N, prostate, rectum, and cervix reported in mean 
1 standard deviation (S.D.)
| Tumor location | Segment | DSC | ME (HU) | MAE (HU) |
|---|---|---|---|---|
| H&N | Body | 0.99  0.00 |
-8.94  9.50 |
67.30  6.94 |
| Soft tissue | 0.96  0.01 |
7.75  7.34 |
29.91  3.30 |
|
| Bone | 0.87  0.03 |
-121.08  34.45 |
203.57  26.79 |
|
| Air | 0.82  0.04 |
118.65  41.65 |
211.20  34.51 |
|
| Prostate | Body | 1.00  0.00 |
-7.17  6.88 |
32.65  4.92 |
| Soft tissue | 0.98  0.00 |
-0.93  6.42 |
23.99  5.61 |
|
| Bone | 0.89  0.01 |
-61.20  17.65 |
104.31  13.64 |
|
| Rectum | Body | 0.99  0.01 |
-11.44  7.04 |
35.29  2.86 |
| Soft tissue | 0.98  0.01 |
-2.19  4.10 |
24.55  1.97 |
|
| Bone | 0.88  0.02 |
-86.27  33.43 |
121.58  16.76 |
|
| Cervix | Body | 1.00  0.01 |
-6.74  4.15 |
32.44  3.34 |
| Soft tissue | 0.98  0.01 |
-0.13  3.35 |
23.79  1.62 |
|
| Bone | 0.88  0.01 |
-62.56  16.03 |
112.82  9.59 |