Table 2 Detailed system spatial resolution results for the resolution phantom. All spatial resolutions were derived for a voxel size of 0.83 × 0.83 x 2.00 mm3
|  | Gaussian filter | OSEM-TOF | OSEM-TOF + PSF |
|---|---|---|---|
FWHMsys | - | 3.6Â mm | 2.9Â mm |
Standard deviation of FWHMsys | - | 0.3Â mm | 0.2Â mm |
FWHMclin | 2Â mm | 4.0Â mm | 3.5Â mm |
FWHMclin | 4Â mm | 5.4Â mm | 4.9Â mm |