Table 3 Results of regression analyses: Prediction of phase (2) fMRI-RX amygdala activation by phase (1) fMRI-ER dlPFC activation and, as a control analysis, by phase (1) fMRI-ER amygdala activation, moderated by group.

From: The costs of over-control in anorexia nervosa: evidence from fMRI and ecological momentary assessment

 

Phase (2) fMRI-RX: dependent variable

х̅RXamygdala_L

х̅RXamygdala_R

beta ± SEM

p

beta ± SEM

p

Phase (1) fMRI-ER: predictor

Left ventral dlPFC

 

Constant

−0.02 ± 0.26

0.93

−0.14 ± 0.34

0.68

 

х̅ERdlPFC_Lventral

−0.84 ± 0.53

0.12

−0.49 ± 0.48

0.48

 

Group

1.15 ± 0.38

<0.01**

1.77 ± 0.50

<0.001***

 

Group*х̅ERdlPFC_Lventral

1.51 ± 0.75

<0.05*

0.30 ± 0.99

0.77

 

Left dorsal dlPFC

 

Constant

−0.07 ± 0.25

0.77

−0.16 ± 0.33

0.64

 

х̅ERdlPFC_Ldorsal

−1.07 ± 0.49

<0.05*

−0.92 ± 0.65

0.16

 

Group

1.24 ± 0.36

<0.01**

1.65 ± 0.48

<0.01**

 

Group*х̅ERdlPFC_Ldorsal

1.78 ± 0.71

<0.05*

1.51 ± 0.95

0.12

 

Right dorsal dlPFC

 

Constant

−0.06 ± 0.26

0.82

−0.21 ± 0.35

0.54

 

х̅ERdlPFC_Rdorsal

−0.35 ± 0.38

0.37

−0.14 ± 0.50

0.78

 

Group

1.31 ± 0.37

<0.001***

1.80 ± 0.49

<0.001***

 

Group *х̅ERdlPFC_Rdorsal

0.52 ± 0.50

0.30

−0.16 ± 0.65

0.80

 

Right amygdala

 

Constant

−0.09 ± 0.26

0.74

−0.15 ± 0.34

0.65

 

х̅ERamygdala_R

−0.49 ± 0.96

0.61

−0.73 ± 1.24

0.57

 

Group

1.39 ± 0.37

<0.001*

1.72 ± 0.48

<0.001*

 

Group *х̅ERamygdala_R

−0.06 ± 1.20

0.96

1.09 ± 1.56

0.49

  1. Note: All fMRI variables are mean parameter estimates (across conditions). SEM standard error of the mean. *significant at α ≤ 0.05; **significant at α ≤ 0.01, ***significant at α ≤ 0.001.