Table4Comparison of image artifacts, lesion conspicuity and image fusion quality in three modalities
| Modality | image artifacts | image fusion | lesion conspicuity |
| PET/CT | 3(3,3) | 3(2,3) | 2(2,2) |
| PET/MRT1 | 3(2,3) | 3(2,3) | 2(2,3) |
| PET/MRT2 | 2(2,2) | 2(2,3) | 3(2,3) |
| Х2 | 39.01 | 9.275 | 14.696 |
| P | 0.00 | 0.055 | 0.023 |