TABLE 4.

Brain areas showing differences in gray matter volume or thickness between the two groups (PER-IGD − RE-IGD).

Areas	x	y	z	Size (mm2)	T
R posterior cingulate gyrus	7.1	−15.8	30.3	33.30	−4.09
L medial orbitofrontal cortex	−6.6	16.8	−13.8	37.54	−3.77
R lateral orbitofrontal cortex	15.7	20.7	−23.7	12.01	−3.61
R medial orbitofrontal cortex	6.1	19.9	−18.2	3.09	−3.43
R precuneus	5.7	−56.4	18.8	52.82	−4.53
L Inferior temporal	−53.7	−19.9	−31.1	117.62	−3.83
L temporal pole	−41.2	14.8	−31.8	29.45	−3.71
L precuneus (thickness)	−10.9	−75.1	42.7	62.44	−5.08
R superior frontal (thickness)	9.4	6.8	65.7	64	−3.45

L, left; R, right; x, y, z represent peak MNI coordinates; size: largest surface area of activation voxel block; p < 0.05, FDR corrected.