Table.

Summary of Imaging Findings

(A) Significant Brain Activation in the Contrast Image
Low-intensity Unpredictable > Predictable (LI-UnP > LI-P) Condition
						MNI Coordinates
Brain Region	BA	Side	Cluster Size	Z Score	p value	x	y	z
Hippocampus	37	R	58	3.01	0.001	34	−46	−6
Hippocampus	37	R		2.83	0.002	32	−32	−6
(B) Significant Brain Activation in the Low-intensity Predictable (LI-P) Condition
						MNI Coordinates
Brain Region	BA	Side	Cluster Size	Z Score	p value	x	y	z
S2/posterior insula	13	L	267	4.33	< 0.001	−36	−28	18
Superior temporal gyrus	22	L	386	3.79	< 0.001	−48	−8	−6
Temporal pole	21	L		3.72	< 0.001	−46	8	−18
Putamen		L		2.97	0.001	−26	12	−10
Anterior insula	13	R	102	3.48	< 0.001	34	12	−14
Anterior cingulate cortex	32	R	49	3.36	< 0.001	2	46	6
Precuneus	7	L	39	3.21	0.001	−14	−72	32
M1	4	L	26	3.03	0.001	−4	−30	50
(C) Significant Brain Activation in the Low-intensity Unpredictable (LI-UnP) Condition
						MNI Coordinates
Brain Region	BA	Side	Cluster Size	Z Score	p value	x	y	z
Hippocampus	37	R	372	2.88	0.002	32	−42	−2
(D) Significant Brain Activation in the High-intensity Unpredictable (HI-UnP) Condition
						MNI Coordinates
Brain Region	BA	Side	Cluster Size	Z Score	p value	x	y	z
Hippocampus	37	R	54	4.02	< 0.001	32	−40	−2

BA, Brodmann area; S2, Secondary somatosensory cortex; M1, primary motor cortex.

All p values reported are uncorrected for multiple comparison. Cluster size is measured by the number of voxels.