Skip to main content

Table 1 Performance characteristics of the Biograph mMR and Biograph mCT

From: Quantitative comparison of PET performance—Siemens Biograph mCT and mMR

Parameter mMR mCT
Resolution (mm)   
 Axial FWHM/FWTM @ 1 cm 4.1/8.2 4.4/8.8
 Transverse FWHM/FWTM @ 1 cm 4.0/8.0 4.4/8.3
 Axial FWHM/FWTM @ 10 cm 6.4/11.8 5.7/10.7
 Transverse FWHM/FWTM @ 10 cm 5.0/10.8 4.9/9.3
Average sensitivity (kcps/MBq) 13.3 10.0
Peak NECR (kcps) 196 @ 24.4 kBq/mL 186 @ 30.1 kBq/mL
Scatter fraction (peak NECR) 37.9 % 37.7 %
Count rate accuracy (mean bias, peak NECR) 4.9 % 1.9 %