Table 3.

Brain regions showing greater activation during decision phase of a trust game after temperature manipulation (Z threshold = 2.4, P < 0.05)

Region of activation	Voxels	X	Y	Z	Zmax
After warm > baseline
Local maxima	15 656
OC		−22	−90	20	5.49
ACC		6	10	42	5.32
L thalamus	588	−22	−28	−4	4.22
L DLPFC	413	−40	38	26	3.81
After cold > baseline
OC	19 731	−8	−90	30	6.19
ACC	3373	6	12	40	5.28
L thalamus	738	−20	−32	−4	4.33
L DLPFC	661	−30	42	24	4.14
Premotor	615	34	−6	50	4.66
L insula/central operculum	527	−42	12	4	4.21
After cold > after warm
R VMPFC	45	16	54	10	3.16
R primary somatosensory	35	32	−38	58	2.90
	27	16	−38	74	2.87
L insula	19	−32	10	−12	2.88
R premotor	16	22	−14	56	2.81
	10	8	−12	52	2.61
Central operculum	10	−48	−14	8	2.79
R primary motor	9	4	−36	58	2.81
R insula	6	30	18	−12	2.77

VMPFC, ventromedial prefrontal cortex.