Table 2.

PET blood flow changes in the context conditions

UX vs NX			PX vs NX
Brain regions	x, y, z coordinates	t values	Brain regions	x, y, z coordinates	t values
R cerebellum	12, −43, −13	4.20	L ventral putamen	−22, −8, 0	4.14
	14, −32, −22	3.10	R lingual gyrus	12, −86, −11	4.12
Vicinity of the hypothalamus	−2, −12, −9	4.17		4, −82, −1	3.27
Midbrain periaqueductal gray	4, −26, −5	3.44		20, −87, 12	3.72
L precentral gyrus	−8, −15, 58	4.11	R hippocampus	24, −18, −9	4.10
	−12, −12, 41	3.73	Mid-cingulate gyrus	4, −12, 26	4.04
R mid-cingulate gyrus	8, −10, 30	4.10	L superior frontal gyrus	−12, −14, 36	3.96
R anteroventral striatum	28, 8, −2	4.03	R superior frontal gyrus	12, 19, 38	3.77
R hippocampus/ventral pallidum	24, −16, −4	3.14	Medial thalamus	0, −9, 15	3.77
Subgenual prefrontal cortex	4, 34, −10	3.41	R cerebellum	18, −57, −12	3.43
L caudate	−14, 14, 9	3.37		44, −61, −20	3.38
L anteroventral striatum	−16, 0, 2	3.30	L postcentral gyrus	−22, −34, 68	3.38
R inferior parietal lobe	44, −39, 42	3.29	L inferior occipital gyrus	−30,-90, −11	3.34
			Lingual gyrus	−4, −91, 0	3.33
				−16, −86, −1	3.25
				−12, −92, −7	3.17
			R anteroventral striatum	24, 5, −7	3.25
			R putamen	24, −13, 14	3.18
			L ventrolateral PFC	−26, 45, 12	3.24
			L anterior insula	−38, 11, −7	3.13

Regions were derived from contrast analyses comparing normalized CBF shown between two task conditions. All results were significant at uncorrected p < 0.001. Abbreviations and interpretation of stereotaxic coordinates are as in Table 1.