Table 3.

Regions demonstrating significant group by difficulty interactions (controls > patients in complex > simple contrast).

Brain Regions	Brodman Area	Talairach Coordinates (mm)			z-stats
		x	y	z
R Posterior DLPFC	BA 9	46	4	30	3.00
L Posterior DLPFC	BA 9	−40	12	36	2.58
R IFC	BA 47	36	24	−4	2.50
L IFC	BA 47	−42	18	−2	2.85
L Insula	BA 13	−36	4	18	2.66
L SMA	BA 6	−12	10	50	2.70
L V1	BA 17	−10	−96	−14	3.27
R Cerebellum		38	−70	−28	2.89
L Cerebellum		−34	−58	−34	2.88
R Thalamus		6	−16	−2	2.96
L Thalamus		−12	−14	2	3.12
R Putamen		32	−18	−6	3.34
L Putamen		−14	6	−2	3.02
R Hippocampus		−32	−22	−6	3.17

Abbreviations: SMA: supplementary motor area