Table 2.

Peak MNI coordinates: effort cost, 100–250 ms after stimulus

Voxels (n)	Side	Peak MNI coordinates			F	MNI coordinate region
136	L	−8	6	−16	149.9	Medial orbitofrontal cortex
		−10	14	−18	108.3
		−2	6	12	65.9
36	L	−40	20	2	93.9	Insula
		−32	18	10	61.2
		−28	10	14	51.4
63	L	−20	36	−20	92.5	Middle orbitofrontal cortex
		−32	22	−22	51.5
78	R	14	−38	−20	91.6	Middle cingulate cortex
		16	−34	−22	87.0
232	L	−40	2	−4	85.3	Insula temporal pole
		−28	16	−10	76.8
		−48	−2	−44	70.2
5	L	−52	−14	−46	82.0	Motor cortex
17	R	12	22	−14	77.9	Orbitofrontal cortex
210	L	−12	−28	34	77.7	Posterior cingulate cortex
		−4	−36	38	73.5
		−10	−30	46	67.1
104	R	48	−18	−16	77.2	Middle temporal gyrus
		48	−6	−22	63.9
		54	−28	−2	67.1
5	R	6	−6	32	75.9	Middle cingulate cortex
58	L	−52	−18	−16	75.9	Middle temporal lobe
62	L	−36	44	10	75.5	Dorsolateral prefrontal cortex
12	L	−60	−12	24	75.4	Somatosensory cortex
44	R	38	−12	−4	75.4	Insula
128	R	32	−56	52	74.4	Superior parietal lobule, IPS
		24	−66	58	72.6
28	R	50	−14	16	73.8	Secondary somatosensory cortex
		60	−10	22	65.5
65	R	32	−36	−6	67.5	Hippocampus
		26	−34	−12	61.3	Parahippocampal cortex
		8	−32	6	52.7	Retrosplenial cortex
8	L	−12	−4	44	65.1	Middle cingulate cortex
52	R	30	−24	18	62.8	Posterior insula
		42	−28	6	62.7
		38	−28	14	62.6
43	L	−50	−34	−28	61.4	Inferotemporal cortex
6	L	−8	22	22	61.3	Anterior cingulate cortex
7	L	−52	−22	44	61.0	Somatosensory cortex
7	R	18	−36	60	59.8	Somatosensory cortex
8	L	−38	−32	38	59.5	Somatosensory cortex
		−42	−28	44	59.0
13	R	20	−30	58	59.1	Motor cortex
8	R	26	16	38	58.4	Middle frontal gyrus/BA 8
5	R	26	−4	56	58.2	Premotor cortex
27	R	40	20	10	58.2	Insula
		52	22	8	54.2	Inferior frontal gyrus
7	L	−42	−46	−22	54.5	Fusiform gyrus
11	L	−10	54	30	54.4	Superior frontal gyrus
6	L	−32	0	8	53.4	Insula
		−30	8	12	52.7
10	R	62	−32	−28	53.3	Inferotemporal cortex
15	L	0	28	0	52.4	Corpus callosum
		0	24	8	52.3

Clusters surviving FWE-corrected threshold p < 0.01 (F = 49.2) and cluster size threshold k = 5. L, Left; R, right.