Altered fractional amplitude of low-frequency fluctuations in the superior temporal gyrus: a resting-state fMRI study in anxious depression

Table 2 Brain areas with fALFF difference among all groups

Cluster names	Peak MNI coordinates			Voxels^*	F/t value
Cluster names	x	y	z	Voxels^*	F/t value
Three groups comparison
R STG	69	-15	9	36	17.848^a
L STG	-63	-21	6	18	16.015^a
L MTG	-66	-33	0	18	11.486^a
R cerebelar lobule 4 and 5	21	-39	-27	16	13.790^a
R cerebelar lobule 7b	42	-72	-54	872	13.051^a
Two-group pairs comparison
AnD < NAnD
R STG	60	-15	9	4	-3.700^b
AnD <HCs
R cerebelar lobule 7b	42	-72	-54	20	-3.680^b
R cerebelar lobule 8	33	-54	-57	4	-3.493^b
R cerebelar lobule 9	9	-57	-48	87	-4.188^b
L cerebelar lobule 9	-18	-51	-51	4	-3.727^b
AnD >HCs
L STG	-60	-24	6	6	4.292^b
NAnD >HCs
R cerebelar lobule 4 and 5	21	-39	-27	12	4.927^b
L MTG	-66	-33	0	18	4.874^b
L STG	-63	-21	6	16	5.443^b
R STG	69	-15	9	34	6.103^b

Abbreviations: Anatomical Automatic Labeling; MNI, Montreal Neurologic Institute; AnD, anxious depression; NAnD, nonanxious depression; HCs, healthy controls; fALFF, fractional amplitude of low-frequency fluctuation; STG, Superior Temporal Gyrus; MTG, Middle Temporal Gyrus; L = left; R = right
^aThe F statistical value
^bThe t statistical value
* The minimal number of voxels (k) in a cluster was 13 for ANOVA, while k was 2 for post hoc analysis

ISSN: 1471-244X