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Table 1 Test of μ-maps for mMR cross-calibration: concentrations (kBq/ml) and ratios

From: Cross-calibration of the Siemens mMR: easily acquired accurate PET phantom measurements, long-term stability and reproducibility

μ-map Reference concentration mMR concentration mMR Xcal concentration ratio
CT-based (+8 mm in x) 10.77 10.79 1.00
CT-based (−10 mm in x) 10.77 10.79 1.00
CT-based (−2 mm in x) 18.78 19.04 1.01
CT-based (no shift) 11.29 11.57 1.02
mMR water (original) 11.86 11.96 1.01
mMR water (original) 10.77 10.91 1.01
mMR water (original) 11.29 11.55 1.02