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Table 3 Results of MANCOVAs for DTI Tracts

From: The social brain network in 22q11.2 deletion syndrome: a diffusion tensor imaging study

Tract Wilks’ Lambda p value Dependent variable F (df) p value Partial eta squared
Left UF .899 .069 Fractional anisotropy .004 (1, 84) .948 .000
Radial diffusivity .095 (1, 84) .758 .001
Axial diffusivity 2.878 (1, 84) .093 .033
Number of streamlines .001 (1, 84) .976 .000
Right UF .758 <.0001 Fractional anisotropy 1.308 (1, 84) .256 .015
Radial diffusivity 3.483 (1, 84) .065 .040
Axial diffusivity 4.344 (1, 84) .040 .049
Left IFOF .678 <.0001 Fractional anisotropy 26.542 (1, 83) <.0001 .242
Radial diffusivity 34.271 (1, 83) <.0001 .292
Axial diffusivity .762 (1, 83) .385 .009
Number of streamlines 1.581 (1, 83) .212 .019
Right IFOF .681 <.0001 Axial diffusivity 1.457 (1, 83) .231 .017
Number of streamlines 3.111 (1, 83) .081 .036
Left CB .825 .003 Fractional anisotropy 4.387 (1, 85) .039 .049
Radial diffusivity 8.051 (1, 85) .006 .087
Axial diffusivity 4.091 (1, 85) .046 .046
Number of streamlines 8.681 (1, 85) .004 .093
Right CB .708 <.0001 Fractional anisotropy 14.008 (1, 85) <.0001 .141
Radial diffusivity 20.097 (1, 85) <.0001 .191
Axial diffusivity 4.739 (1, 85) .032 .053
Number of streamlines 19.858 (1, 85) <.0001 .189
Left ILF .810 .002 Fractional anisotropy .181 (1, 85) .671 .002
Radial diffusivity .107 (1, 85) .744 .001
Axial diffusivity 1.352 (1, 85) .248 .016
Number of streamlines 5.167 (1, 85) .026 .057
Right ILF .803 .001 Fractional anisotropy 7.705 (1, 85) .007 .083
Radial diffusivity 11.332 (1, 85) .001 .118
Axial diffusivity 5.246 (1, 85) .024 .058
Number of streamlines .571 (1, 85) .452 .007
Left SLF .885 .046 Fractional anisotropy .608 (1, 81) .438 .007
Radial diffusivity .128 (1, 81) .722 .002
Axial diffusivity .115 (1, 81) .736 .001
Number of streamlines 4.813 (1, 81) .031 .056
Right SLF .899 .072 Fractional anisotropy .004 (1, 83) .952 .000
Radial diffusivity .496 (1, 83) .483 .006
Axial diffusivity 2.787 (1, 83) .099 .032
Number of streamlines 4.252 (1, 83) .042 .049
Left thalamo-frontal .831 .004 Fractional anisotropy 4.347 (1, 85) .040 .081
Radial diffusivity 7.483 (1, 85) .008 .059
Axial diffusivity .845 (1, 85) .361 .010
Number of streamlines 1.008 (1, 85) .318 .012
Right thalamo-frontal .870 .021 Fractional anisotropy 9.116 (1, 85) .003 .097
Radial diffusivity 9.911 (1, 85) .002 .104
Axial diffusivity .731 (1, 85) .395 .009
Number of streamlines 2.485 (1, 85) .119 .028
  1. UF, uncinate fasciculus; IFOF, inferior fronto-occipital fasciculus; CB, cingulum bundle; ILF, inferior longitudinal fasciculus; SLF, superior longitudinal fasciculus
  2. Bonferroni corrected statistically significant results indicated in italics (p < .004)