Table 3.

Coordinates of peak correlations between condition-specific BOLD-signal variability and behavioral variability

Brain region	BA	Hemisphere	MNI coordinates			Tmax	k
			x	y	z
Task-switching BOLD-signal variability positively correlating with ICV of the ongoing condition
IFJ	9/6	Left	−34	8	40	3.75	236
ACC	32/24	Right	6	22	30	3.73	207*
Precentral and postcentral gyrus	4/6	Right	48	−14	32	3.82	*
Middle temporal gyrus	22	Right	52	−14	0	4.00	320
	22/39	Right	56	−58	14	3.72	169
Occipital cortex	19/18	Right	42	−78	−12	4.67	145
Caudate		Left	−12	−2	22	4.71	377†
Thalamus		Left	−2	−18	16	3.71	†
Task-switching BOLD-signal variability negatively correlating with ICV of task switching
Precentral gyrus	6/4	Right	36	−14	40	5.21	10,629‡
Precentral/postcentral gyrus	6/4/43	Left	−52	−10	14	4.27	‡
SMA	24/31	Right	2	−2	50	3.82	‡
Insula	13	Right	48	−6	4	4.35	‡
	13/41	Left	−42	−16	10	4.00	‡
Inferior parietal cortex	40	Left	−63	−30	28	3.33	‡

For some areas, local maxima are reported as the correlations formed from coherent clusters: *contains 207 voxels,

^†contains 377 voxels, and

^‡contains 10,629 voxels.