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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 III.

Quantification bias in material-specific images (iodine/bismuth/water (I/Bi/W)).

Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 Sample 6 Sample 7 Sample 8
Nominal concentration
(I/Bi/W mg/cc)		 15.0/0.0/997.0 7.5/0.0/998.5 4.0/0.0/999.2 0.0/10.1/999.0 0.0/7.6/999.2 0.0/5.1/999.5 7.5/7.6/997.7 4.0/5.1/998.7
Bias at 80/Sn150
(I/Bi/W mg/cc)		 0.1/−0.1/0.0 −0.1/0.0/−0.0 0.0/−0.0/−0.0 0.0/0.1/0.0 0.2/−0.0/−0.0 0.0/0.1/0.1 −0.4/−0.5/0.1 0.3/−0.5/−0.0
Bias at 90/Sn150
(I/Bi/W mg/cc)		 0.2/0.0/0.0 −0.1/−0.1/−0.0 −0.0/0.6/−0.0 0.1/−0.0/0.0 0.1/−0.0/−0.0 0.0/0.1/0.0 −0.3/−0.9/0.1 0.4/−0.3/−0.0
Bias at 100/Sn150
(I/Bi/W mg/cc)		 0.3/0.0/0.0 −0.2/0.1/−0.0 −0.0/0.2/−0.0 −0.0/−0.0/0.0 −0.1/0.1/0.0 −0.1/0.1/0.0 −0.3/−0.4/0.1 −0.4/−0.2/−0.0