TABLE 1

Compartmental Modeling of MG PET and FDG PET of Pig Livers Using Dual Input and Arterial Input

Parameter	MG data*		FDG data^†
Parameter	Dual input	Arterial input	Dual input	Arterial input
K₁ (mL/min/mL)	1.11 ± 0.11	0.67 ± 0.05	1.07 ± 0.19	0.80 ± 0.12
k₂ (min⁻¹)	1.73 ± 0.13	0.78 ± 0.05	1.91 ± 0.24	0.98 ± 0.12
k₃ (min⁻¹)	—	—	0.014 ± 0.003	0.012 ± 0.001
k₄ (min⁻¹)	—	—	0.010 ± 0.002	0.017 ± 0.002
V₀ (mL/mL)	0.27 ± 0.05	0.045 ± 0.010	0.40 ± 0.10	0.066 ± 0.021
Criterion
AIC	142 ± 7	182 ± 5	89 ± 8	126 ± 11
SC	147 ± 7	187 ± 5	97 ± 8	134 ± 11

↵* MG data were analyzed using one-tissue compartment model (Eq. 2).
↵† FDG data were analyzed using two-tissue compartment model (Eq. 3).
Data are given as mean ± SEM (n = 6 pigs).