Table 2.

Region of interest and whole-brain results of brain activation covarying with risk level (number of pumps)

Brain region	R/L	x	y	z	ke	Z
Main effect of maltreatment
MT group > NMT group
Anterior insulaa	R	30	17	−5	13	3.33
Main effect of peer influence
Observed > alone
Parahippocampal gyrus	R	12	−37	−2	80	4.39
	R	27	−25	−17		3.10
	R	21	−31	−14		2.69
Parahippocampal gyrus/amygdala	L	−24	−16	−17	90	4.14
	L	−24	2	−23		3.62
	L	−30	−1	−17		3.45
Peer pressure > observed
Inferior frontal gyrus	R	48	20	13	108	4.06
	R	48	35	10		3.81
	R	60	11	16		2.93

^aSVC (FWE < 0.05).

Abbreviations: R/L, Right/Left; ke, cluster extent.