Table 2.

Rest flow estimates and RMSE of model solutions compared with measured TACs (mean ± standard deviation presented)

Subject/ study		Microsphere flow (mL/g/ minute)	Distributed		Two-compartment		Three-compartment
			Flow (mL/g/ minute)	RMSE flt (kBq/mL)	Flow (mL/g/ minute)	RMSE flt (kBq/mL)	Flow (mL/g/ minute)	RMSE flt (kBq/mL)
1	R1	0.71 ± 0.08	0.75 ±0.12	0.12 ±0.07	0.69 ±0.12	0.21 ± 0.08	0.93 ±0.13	0.20 ± 0.08
1	R2	1.69 ±0.15	1.76 ±0.31	0.11 ±0.04	1.82 ±0.28	0.23 ± 0.09	2.11 ±0.27	0.18 ±0.10
2	R1	0.56 ±0.10	0.64 ± 0.08	0.24 ±0.10	0.51 ± 0.05	0.40 ±0.14	0.72 ±0.10	0.37 ± 0.14
3	R1	0.67 ± 0.08	0.66 ± 0.08	0.11 ±0.04	0.55 ± 0.05	0.17 ± 0.05	0.75 ± 0.09	0.16 ±0.06
3	R2	1.79 ±0.18	0.96 ±0.15	0.16 ±0.03	0.69 ± 0.08	0.29 ± 0.04	0.96 ±0.11	0.25 ± 0.05
4	R1	1.67 ± 0.14	1.17 ±0.29	0.09 ± 0.06	1.31 ±0.41	0.13 ± 0.06	1.54 ± 0.49	0.13 ±0.06
4	R2	1.60 ±0.18	1.53 ±0.17	0.05 ± 0.02	1.28 ±0.17	0.09 ± 0.03	1.60 ±0.16	0.06 ± 0.03
5	R1	1.04 ± 0.20	1.01 ±0.12	0.05 ± 0.01	0.83 ±0.10	0.09 ± 0.02	1.06 ±0.10	0.07 ± 0.02
5	R2	3.44 ± 0.64	4.05 ± 0.31	0.06 ± 0.02	2.31 ± 0.24	0.18 ± 0.03	2.98 ± 0.24	0.10 ±0.03
Combined		1.37 ±0.89	1.27 ± 1.02	0.12 ±0.09	0.97 ± 0.59	0.22 ±0.12	1.25 ± 0.73	0.19 ±0.12