Table 1 Main effect of diagnosis, diagnosis-by-distance interaction and diagnosis-by-age-distance interaction revealed by three-way ANCOVA analysis.

From: Alteration of functional connectivity in autism spectrum disorder: effect of age and anatomical distance

Brain areas

L/R

Cluster Size

Peak coordinate

DOF

Partial η 2

F -value

P -value

x

y

z

Main effect of diagnosis

 Fusiform gyrus

R

88

21

−48

−12

1

0.095

12.65

0.001

 Inferior occipital gyrus

L

62

−51

−75

−12

1

0.088

11.64

0.001

 Inferior occipital gyrus

R

41

51

−75

−9

1

0.083

10.90

0.001

 Posterior inferior temporal gyrus

R

98

54

−63

−18

1

0.081

10.65

0.001

 Cerebellum crusl

L

69

−57

−57

−27

1

0.068

8.83

0.004

 Cerebellum 6

R

42

33

−54

−21

1

0.071

9.19

0.003

Diagnosis-by-distance interaction

 Posterior cingulate cortex

L/R

212

−3

−51

21

2

0.117

15.96

<0.001

 Medial prefrontal cortex

L/R

62

−3

54

9

2

0.070

9.15

<0.001

 Anterior inferior temporal gyrus

L

81

−39

12

−42

2

0.084

11.03

<0.001

Diagnosis-by-age-by-distance interaction

 Orbitofrontal gyrus

L/R

188

15

54

−12

4

0.068

4.44

0.002

  1. Statistical significance level is corrected for multiple comparisons using Gaussian random theory with q < 0.05 (voxel p < 0.01, Z > 2.3). The peak coordinate is defined in MNI space. ANCOVA, analysis of covariance; L, left; R, right; DOF, degree of freedom.