Table 2.

The differences in the fractional amplitude of low-frequency fluctuation (fALFF) among the three groups.

Region (aal)	Peak MNI coordinate			F/t	Cluster number
	x	y	z
ANCOVA
Cerebellar vermis	6	−72	−24	12.697	57
Left superior temporal gyrus	−39	21	−18	9.852	89
Right precentral gyrus	57	9	39	11.033	77
Left middle frontal gyrus	−24	36	42	11.557	100
Right postcentral gyrus	54	−30	48	10.570	124
MCI-highEF>HC
Left superior temporal gyrus	−39	18	−18	4.782	35
MCI-highEF < HC
Right precentral gyrus	54	6	39	−5.359	16
Right postcentral gyrus1	60	−12	42	−4.354	12
Right postcentral gyrus2	36	−33	60	−5.025	59
Left middle frontal gyrus	−30	30	48	−4.323	27
MCI-lowEF>HC
Cerebellar vermis	3	−72	−15	4.656	24
MCI-lowEF < HC
Left middle frontal gyrus	−24	36	42	−4.782	48