TABLE 2

Parameter Biases and Errors from Monte Carlo Analyses

Parameter	Original value	Mean estimate	Bias	COV
Axial bone metastases (n = 250)
K₁^*	0.166	0.177	7%	12%
V_D^†	2.81	2.69	−4%	53%
K₃^‡	0.288	0.401	39%	38%
K₄^‡	0.052	0.064	23%	75%
Ki^*	0.138	0.142	3%	4%
Normal vertebrae (n = 250)
K₁^*	0.091	0.099	9%	11%
V_D^†	1.94	1.64	−16%	74%
K₃^‡	0.165	0.338	105%	72%
K₄^‡	0.067	0.068	2%	87%
Ki^*	0.071	0.072	2%	16%