Table 2.

Comparison of regional mean V_T values [ml/ccm] with corresponding coefficients of variation (CoV) [%] calculated with AIF and IDIF generated by manual and automated methods (n = 20)

	AIF		IDIF manual, avg		IDIF manual, max5		IDIF automated, avg		IDIF automated, max
	VT (mean ± SD)	CoV	VT (mean ± SD)	CoV	VT (mean ± SD)	CoV	VT (mean ± SD)	CoV	VT (mean ± SD)	CoV
MPFC	0.44 ± 0.11	25.54	0.80 ± 0.13	16.67	0.47 ± 0.09	19.26	0.83 ± 0.14	16.57	0.56 ± 0.11	20.27
DLPFC	0.47 ± 0.12	25.70	0.85 ± 0.14	16.90	0.50 ± 0.09	18.66	0.87 ± 0.12	14.28	0.59 ± 0.11	18.98
Cerebellum	0.46 ± 0.11	24.38	0.84 ± 0.14	16.18	0.50 ± 0.09	17.86	0.86 ± 0.11	12.66	0.58 ± 0.10	17.74
Globus pallidus	0.58 ± 0.15	26.18	1.05 ± 0.21	19.58	0.61 ± 0.11	18.71	1.07 ± 0.16	14.59	0.73 ± 0.15	20.42
Globus pallidus externus	0.58 ± 0.15	26.51	1.06 ± 0.21	19.80	0.62 ± 0.12	18.92	1.08 ± 0.16	14.90	0.73 ± 0.15	20.57
Globus pallidus internus	0.58 ± 0.15	25.33	1.05 ± 0.20	19.09	0.61 ± 0.11	18.16	1.07 ± 0.15	13.71	0.72 ± 0.15	20.20
Dentate nucleus	0.56 ± 0.14	24.95	1.02 ± 0.18	17.84	0.59 ± 0.11	18.26	1.04 ± 0.14	13.25	0.70 ± 0.14	19.29
Subthalamic nucleus	0.55 ± 0.13	23.62	1.01 ± 0.17	17.07	0.59 ± 0.10	17.35	1.03 ± 0.12	11.79	0.70 ± 0.13	18.58
Putamen	0.57 ± 0.15	26.41	1.03 ± 0.19	18.66	0.60 ± 0.11	19.00	1.06 ± 0.16	15.21	0.72 ± 0.15	20.90
Substantia nigra	0.52 ± 0.14	26.53	0.93 ± 0.16	16.78	0.55 ± 0.11	19.39	0.96 ± 0.13	14.11	0.65 ± 0.13	19.71
Dorsal midbrain	0.45 ± 0.12	26.86	0.82 ± 0.17	20.30	0.48 ± 0.11	22.05	0.83 ± 0.13	15.35	0.57 ± 0.13	22.28