Table 4. Locations of Brain Regions Comprising a Spatially Independent Network (IC 21) of Activity Associated with the Contrast of Stimulus-Incongruent and Stimulus-Congruent Trials in Cocaine-Dependent Individualsa.

Region (Brodmann area)	Cluster size (voxels)	Peak voxel t-score	Peak voxel MNI coordinates
			x	y	z
Left inferior frontal gyrus (45)	1564	14.00	−34	26	8
Left middle frontal gyrus (44)	—	11.62	−54	16	30
Right precuneus (7)	1121	12.11	28	−68	36
Right fusiform gyrus (37)	—	11.23	41	−62	−13
Left precuneus (7)	939	10.04	−28	−70	36
Left fusiform gyrus (37)	—	8.57	−42	−62	−16
Right middle frontal gyrus (9)	839	12.54	46	10	38
Superior frontal gyrus (8)	555	17.20	−2	17	54
Right anterior insula	83	11.21	34	22	6
Right lingual gyrus (19)	43	6.65	14	−46	0
Dorsal anterior cingulate cortex (24)	32	8.99	2	8	33
Left lingual gyrus (19)	27	6.46	−23	−44	−7
Posterior cingulate (23)	27	−6.36	4	−50	30

^aComponents thresholded at |t|>5 and minimum cluster size of 20 contiguous voxels.