Table 2.

Clusters showing significant group differences in response to monetary incentives

Region	Side	Size (mm3)	Z (maximum)	MNI coordinates
				X	Y	Z
Anticipation
Control > autism
Accumbens	Left	104	2.72	−6	6	−4
Anterior cingulate gyrus	Left	1424	3.15	−4	18	26
Cerebelluma	Left	360	2.87	−36	−60	−26
Cerebelluma	Right	472	3.05	8	−44	−28
Frontal operculum cortex	Right	152	2.79	40	20	4
Frontal orbital cortex	Left	104	2.68	−22	8	−20
Insular cortex	Left	1848	3.76	−38	14	−12
Insular cortex	Right	280	2.95	40	6	−2
Lingual gyrus	Left	4640	3.32	−8	−58	−8
Occipital pole	Right	600	3.14	14	−92	−6
Planum polare	Right	136	2.82	44	−14	−6
Precentral gyrus	Left	104	2.85	−30	−16	70
Putamen	Right	464	2.99	30	−14	−10
Temporal polea	Right	272	3.07	38	18	−24
Autism > control
Angular gyrus	Left	3768	3.61	−50	−52	24
Frontal pole	Left	80	2.83	−20	56	30
Hippocampus	Right	144	2.89	26	−14	−26
Middle-frontal gyrus	Left	480	3.04	−36	22	44
Middle-temporal gyrus (temporooccipital)	Left	88	2.60	−64	−50	0
Postcentral gyrus	Right	528	4.06	50	−20	60
Precuneous cortex	Left	112	2.75	−4	−60	46
Superior frontal gyrus	Left	1016	3.52	−12	26	52
Superior temporal gyrus (posterior)	Left	88	2.79	−58	−30	−2
Superior temporal gyrus (posterior)	Right	136	3.15	66	−16	−4
Outcome
Control > autism
Accumbens	Left	88	2.96	−8	8	−10
Frontal pole	Right	280	3.58	48	34	−12
Insular cortex	Right	88	2.74	44	6	−10
Autism > control
Frontal pole	Left	752	3.45	−44	46	12
Hippocampus	Right	520	3.18	26	−10	−26
Inferior frontal gyrus (pars opercularis)a	Left	536	3	−44	28	6
Juxtapositional lobule cortex	Left	80	2.63	0	6	62
Lateral occipital cortex (inferior)	Right	112	2.73	40	−64	0
Lateral occipital cortex (superior)a	Left	1312	4	−32	−76	48
Lateral occipital cortex (superior)	Right	216	2.99	30	−66	28
Middle-frontal gyrus	Left	2272	4.06	−36	38	38
Middle-temporal gyrus (posterior)	Left	176	2.81	−64	−24	−10
Middle-temporal gyrus (temporooccipital)	Left	128	2.8	−64	−50	−4
Postcentral gyrus	Left	592	2.84	−44	−26	54
Postcentral gyrus	Right	520	3.38	42	−24	52
Precentral gyrusb	Left	2488	3.22	−34	−4	56
Precentral gyrusc	Right	136	3.51	30	−16	58
Superior frontal gyrusa	Left	2024	4.59	−14	28	58
Superior frontal gyrus	Right	264	2.96	4	20	58
Superior parietal lobule	Left	256	3.12	−36	−52	64
Superior temporal gyrus (posterior)	Left	88	2.78	−68	−36	8

^aTwo clusters within same region, coordinates and peak activation reported for highest peak activation.

^bFour clusters within same region, coordinates and peak activation reported for highest peak activation.

^cThree clusters within same region, coordinates and peak activation reported for highest peak activation.