Table 4 SUV deviation Deviation (%) from theoretical SUV, for the 22-mm sphere, with different background concentrations and reconstruction settings for the Biograph mMR and Biograph mCT
From: Quantitative comparison of PET performance—Siemens Biograph mCT and mMR
SUV and concentrations | mMR | mCT | ||||
|---|---|---|---|---|---|---|
OSEM | PSF | OSEM | PSF | TOF | PSF + TOF | |
SUV50 1:8 | −15.0 | −10.0 | −18.8 | −8.8 | −18.8 | −10.0 |
SUV50 1:4 | −15.0 | −10.0 | −22.5 | −12.5 | −20.0 | −12.5 |
SUV80 1:8 | 1.3 | 7.5 | −2.5 | 10.0 | −2.5 | 6.3 |
SUV80 1:4 | 5.0 | 12.5 | −5.0 | 7.5 | −5.0 | 5.0 |
SUVmax 1:8 | 13.8 | 20.0 | 7.5 | 23.8 | 8.8 | 18.8 |
SUVmax 1:4 | 20.0 | 27.5 | 7.5 | 20.0 | 7.5 | 20.0 |