Table 2. ROIs of significantly different ReHo values between smokers and controls.

	Number of voxels	Brain area	BA	Peak t value	Peak coordinates (MNI)
					x	y	z
1	78	superior frontal gyrus/R; middle frontal gyrus/R	9	−5.8927	18	48	24
2	143	precuneus/L, R;middle cingulum gyrus/L, R	23	−6.2106	−12	−45	39

R = right; L = left; BA = Brodmann’s area; MNI = Montreal Neurological Institute