SPECT/CT Quantification Using Anthropomorphic Phantom
| Parameter | Unit | True value | Measured value | Deviation | True volume (mL) | Segmented volume (mL) |
| Left lung | MBq | 8.7 | 8.7 ± 0.8* | 0% | 900 | 1,010 |
| Right lung | MBq | 11.1 | 10.9 ± 0.6* | −1.8% | 1,100 | 1,230 |
| Liver | kBq/mL | 116 | 123 ± 31* | +6% | 1,160 | 1,120 |
| LSF | ||||||
| Planar | % | 11.5 | 15.9 | +38% | ||
| SPECT/CT | % | 11.5 | 12.1 | +5% |
↵* Mean ± SD.