Table 2.
Results of two functional connectivity analyses using right and left amygdala seeds
Peak Talairach coordinates | Cluster size (mm3; k) | Peak location | Brodmann area | |||
---|---|---|---|---|---|---|
x | y | z | ||||
Right amygdala seed | ||||||
Group × Anxiety × Condition × Time | ||||||
−19 | 21 | 39 | 890; 57 | L dorsolateral PFC | L BA8 | |
Group × Anxiety × Condition | ||||||
11 | 64 | 11 | 5671; 363 | R superior frontal gyrus | R BA10 | |
−34 | 49 | 16 | 2656; 170 | L superior frontal gyrus | L BA10 | |
1 | 34 | 36 | 1359; 87 | R dorsomedial PFC | R BA8 | |
Group × Anxiety × Time | ||||||
4 | 36 | 4 | 1218; 78 | R anterior cingulate | R BA32 | |
Group × Anxiety | ||||||
−51 | 21 | 16 | 2015; 129 | L inferior frontal gyrus | L BA45 | |
Time | ||||||
−24 | 29 | 41 | 3015; 193 | L medial frontal gyrus | L BA8 | |
29 | 6 | −4 | 1296; 83 | L superior frontal gyrus | L BA10 | |
Left amygdala seed | ||||||
Group × Anxiety × Time | ||||||
−54 | 26 | 19 | 984; 63 | L inferior frontal gyrus | L BA45 | |
Anxiety × Time | ||||||
−46 | 31 | 16 | 3656; 234 | L inferior frontal gyrus | L BA46 | |
36 | 36 | 9 | 1062; 68 | R inferior frontal gyrus | R BA46 | |
Group × Time | ||||||
−6 | 24 | 56 | 1171; 75 | L superior frontal gyrus | L BA6 | |
Time | ||||||
9 | 26 | 46 | 6687; 428 | R medial frontal gyrus | R BA8 | |
49 | 4 | 19 | 1203; 77 | R inferior frontal gyrus | R BA44 | |
−21 | 6 | 44 | 984; 63 | L middle frontal gyrus | L BA24 | |
34 | 39 | 9 | 937; 60 | R middle frontal gyrus | R BA10 |
L, left; R, right; PFC, prefrontal cortex; BA, Brodmann area.
Presented are all significant clusters that emerged for all effects tested within the two linear mixed-effects models.
Initial voxel-wise threshold was p = 0.005; cluster size threshold was 734 mm3 (reflecting a family-wise error rate of α = 0.05; k = 56).