Table 3.
Volume of mpMRI and PET GTVs, as well as the volume of the combined mpMRI and PET GTV and difference between the combined GTV and the mpMRI GTV in absolute terms (combined volume – MRI volume) and percent relative change ([combined volume/MRI volume] × 100)
| Patient | MRI volume (mL) | PET volume (mL) | Combined volume (mL) | Absolute difference (mL) | % Difference |
|---|---|---|---|---|---|
| 1 | 0.98 | 0.9 | 1.14 | 0.16 | 116.3 |
| 2 | 0.64 | 1.2 | 1.39 | 0.75 | 217.2 |
| 3 | 1.09 | 2.35 | 3.45 | 2.36 | 316.5 |
| 4 | 1.5 | 2.21 | 3.34 | 1.84 | 222.7 |
| 5 | 5.62 | 2.52 | 7.84 | 2.22 | 139.5 |
| 6 | 2.9 | 3.06 | 4.99 | 2.09 | 172.1 |
| 7 | 1.82 | 1.74 | 3.32 | 1.5 | 182.4 |
| 8 | 0.46 | 4.33 | 4.65 | 4.19 | 1010.9 |
| 9 | 0.98 | 1.92 | 2.66 | 1.68 | 271.4 |
| 10 | 2.73 | 3.14 | 4.14 | 1.41 | 151.6 |
| 11 | 3.83 | 3.3 | 6.77 | 2.94 | 176.8 |
| 12 | 3.42 | 3.95 | 5.38 | 1.96 | 157.3 |
| 13 | 9.27 | 8.44 | 11.75 | 2.48 | 126.8 |
Abbreviations: GTV = gross tumor volume; mpMRI = multiparametric magnetic resonance imaging; MRI = magnetic resonance imaging; PET = positron emission tomography.