Table 5.

Brain activations from conjunction analysis with (Cooperation_Pain > Individual_Pain) and (Competition_Pain > Individual_Pain) contrasts.

Region	BA	R/L	Talairach coordinate			Voxel (k)	z-value
			x	y	z
Angular gyrus	39	R	45	-66	41	273	4.41
Posterior insular cortex	13	R	33	-19	9	89	4.39
Caudate nucleus	48	R	17	17	0	86	4.17
Posterior midcingulate cortex	24	R	12	-12	41	24	4.12
Superior temporal sulcus	22	L	-49	-32	16	42	4.02
	40	R	50	-25	19	52	3.77
Posterior cingulate cortex	23	R	10	-51	14	37	3.75
	31	L	-9	-40	32	74	3.59
Ventromedial prefrontal cortex	11	L	-18	43	-8	14	3.60
	10	R	13	44	-8	16	3.43
Dorsolateral prefrontal cortex	8	R	36	32	40	17	3.58
	9	R	41	40	24	25	3.47
Primary motor cortex	4	R	25	-30	56	12	3.30

p < 0.001 uncorrected, extent threshold k > 10.