PET Quantification Bias of Non-TOF vs. TOF in Different VOIs and Tissue Classes
| Parameter | Location | Non-TOF | TOF |
| Normal regions (VOI) | Lung | −1.0% ± 16.6% (16.7%) | −1.5% ± 8.0% (8.1%) |
| T3/L4 | −16.8% ± 5.8% (17.7%) | −8.8% ± 4.9% (10.1%) | |
| Pelvis | −18.7% ± 5.2% (19.4%) | −10.8% ± 5.0% (11.9%) | |
| Cerebrum | −12.5% ± 3.3% (13.0%) | −9.7% ± 4.1% (10.5%) | |
| Aorta | −2.8% ± 6.7% (7.3%) | −3.2% ± 3.9% (5.1%) | |
| Liver | −5.2% ± 2.8% (5.8%) | −4.7% ± 2.9% (5.5%) | |
| Lesions (VOI) | Soft tissue | −1.8% ± 4.9% (5.3%) | −2.5% ± 3.2% (4.1%) |
| (Near) bone | −5.2% ± 7.2% (8.8%) | −4.6% ± 5.2% (7.0%) | |
| (Near) lung | 7.5% ± 14.6% (16.4%) | 3.9% ± 9.2% (10.0%) | |
| Tissue classes | Soft | −1.5% ± 1.8% (2.4%) | −2.0% ± 1.7% (2.6%) |
| Fat | 2.4% ± 3.0% (3.8%) | 0.5% ± 1.7% (1.7%) | |
| Bone | −21.8% ± 2.9% (21.9%) | −15.3% ± 2.3% (15.5%) | |
| Lung | −3.4% ± 11.5% (11.9%) | −2.9% ± 7.1% (7.7%) |
Data are mean ± SD, followed by RMSE in parentheses.