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. Author manuscript; available in PMC: 2020 Feb 13.
Published in final edited form as: Med Phys. 2019 Dec 10;47(2):441–456. doi: 10.1002/mp.13912

Table II.

Quantification bias in material-specific images (iodine/gadolinium/water (I/Gd/W)).

Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 Sample 6 Sample 7 Sample 8
Nominal concentration
(I/Gd/W mg/cc)
15.0/0.0/997.0 7.5/0.0/998.5 4.0/0.0/999.2 0.0/10.2/998.7 0.0/5.0/999.4 0.0/2.8/999.6 7.5/5.0/997.8 4.0/2.8/998.8
Bias at 80/Sn150
(I/Gd/W mg/cc)
0.4/−0.1/0.1 −0.3/0.1/0.1 0.2/0.2/−0.0 0.7/−0.4/−0.1 0.4/−0.2/−0.0 −0.1/−0.1/0.0 0.8/−0.5/−0.1 0.8/−0.5/−0.1
Bias at 90/Sn150
(I/Gd/W mg/cc)
0.4/0.3/−0.1 0.1/−0.2/−0.0 −0.3/−0.2/0.0 −0.4/0.3/0.0 −0.1/0.1/0.0 −0.6/0.4/0.1 0.2/−0.9/−0.0 1.2/−0.7/−0.2
Bias at 100/Sn150
(I/Gd/W mg/cc)
−1.1/−0.6/0.1 0.2/−0.2/−0.0 1.1/0.7/−0.1 0.0/0.0/−0.0 1.1/−0.7/−0.1 0.9/−0.7/−0.1 0.5/−0.4/−0.1 1.4/−0.2/−0.2