Table 3.

Summary of bias in basis material quantification in simulations.

	Two-material	Three-material
CT scanner platform	DECT (iodine)	MECT ($N=3$) (iodine/calcium)	MECT ($N=3$) (iodine/gadolinium)	PCD-CT (iodine/gadolinium)
Iodine w/o prior (mg/cc)	$-0.02\pm 0.04$	$0.10\pm 0.40$	$-0.05\pm 0.36$	$-0.08\pm 0.41$
Iodine w/ prior (mg/cc)	$-0.02\pm 0.01$	$0.02\pm 0.08$	$-0.02\pm 0.26$	$0.06\pm 0.13$
Calcium w/o prior (mg/cc)		$-1.42\pm 5.71$
Calcium w/ prior (mg/cc)		$-0.21\pm 1.10$
Gadolinium w/o prior (mg/cc)			$0.03\pm 0.37$	$0.09\pm 0.19$
Gadolinium w/ prior (mg/cc)			$-0.02\pm 0.20$	$-0.05\pm 0.08$