TABLE 3

Logan DVR Values and CVs for Various Regions in Control and AD Groups Before and After MC

	Before MC					After MC
	Control		AD			Control		AD
Region	Mean DVR	% CV^*	Mean DVR	% CV^*	P^†	Mean DVR	% CV^*	Mean DVR	% CV^*	P^†
FRT	1.032	4.55	1.148	5.11	0.0003	1.029	3.69	1.153	3.83	0.0001
PAR	1.078	3.90	1.173	3.13	0.0016	1.072	3.17	1.161	3.60	0.0006
PCG	1.112	5.03	1.212	3.65	0.0012	1.088	4.18	1.185	4.04	0.0007
MTL	1.151	5.80	1.218	5.63	0.0817	1.127	4.44	1.207	4.83	0.0077
LTL	1.100	5.60	1.177	4.42	0.0142	1.088	4.60	1.172	2.86	0.0012
SWM	1.004	3.73	0.989	11.13	0.6441	1.010	3.64	1.008	3.25	0.9151
Global	1.095	4.19	1.186	2.57	0.0010	1.082	3.07	1.176	2.97	0.0002

↵* CV = ratio of SD to mean.
↵† P values from 2-tailed Mann–Whitney test.
FRT = frontal; PAR = parietal; PCG = posterior cingulate; SWM = subcortical white matter.