. Author manuscript; available in PMC: 2010 Nov 3.

Published in final edited form as: Arch Neurol. 2009 Jul;66(7):877–883. doi: 10.1001/archneurol.2009.97

Table 3.

Between-group Analysis

Region	Healthy Controls>Patients With PD
	Cluster		Peak Voxel
	Side	Extent^a	t Value	Millimeters
	Side	Extent^a	t Value	x	y	z
Deactivation
PCC	M	22	5.39	12	−16	44
Precuneus	M	25	4.24	−4	−68	24

Positive Correlation With mPFC Activity
Ventromedial NC	L	4	3.77	−12	16	0

Abbreviations: L, left; M, midline; mPFC, medial prefrontal cortex; NC, caudate nucleus; PCC, posterior cingulate cortex.

Cluster extent is reported in number of voxels. P < .05 corrected for multiple comparisons at cluster level.