. Author manuscript; available in PMC: 2021 Jan 24.

Published in final edited form as: Phys Med Biol. 2020 Jan 24;65(3):035002. doi: 10.1088/1361-6560/ab6011

Table I.

Average measured contrast over all axial positions

	a. Cylindrical phantom
	6 mm Spheres		10 mm Spheres
	4:1 uptake	6:1 uptake	2:1 uptake	3:1 uptake
Simulation	1.59 ± 0.10	2.02 ± 0.12	1.43 ± 0.06	1.88 ± 0.09
Measurement	1.61 ± 0.15	2.03 ± 0.17	1.43 ± 0.09	1.89 ± 0.11
	b. CTN phantom and human subject
	6 mm Spheres		10 mm Spheres
	Liver (4:1)	Lung (8:1)	Liver (3:1)	Lung (6:1)
CTN Phantom	1.62 ± 0.18	2.45 ± 0.53	1.92 ± 0.12	2.97 ± 0.60
Human Subject	1.54 ± 0.15	2.15 ± 0.34	1.92 ± 0.20	2.84 ± 0.54