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Table 2 Comparison between fathers with the diagnosis of potential adult ADHD vs. those without potential adult ADHD as regards to findings of DTI

From: Study of white matter integrity in fathers of children with attention deficit hyperactivity disorder

Diffusion tensor imaging (DTI)
Fractional anisotropy (FA)
All fathers (n = 100) Test P value
ADHD fathers (n = 60) Non ADHD fathers (n = 40)
Average mean SD Median Mean SD Median
Right anterior corona radiata .35 .05 .34 .34 .13 .38 2.472 0.013*
Left anterior corona radiata .37 .02 .38 .29 .12 .34 4.411 < 0.001**
Right anterior thalamic radiation .48 .05 .48 .40 .16 .43 3.175 < 0.001 **
Left anterior thalamic radiation .50 .03 .51 .39 .15 .43 7.055 < 0.001 **
Right superior longitudinal fasciculus .44 .04 .45 .43 .04 .41 2.646 < 0.008 *
Left superior longitudinal fasiculus .49 .02 .49 .50 .04 .51 1.411 0.158
Right posterior corona radiata .41 .06 .40 .44 .06 .47 3.970 <0.001
Left posterior corona radiata .43 .06 .42 .42 .08 .42 .265 0.791
Right middle cerebellar peduncle .46 .09 .45 .45 .07 .45 1.058 0.290
Left middle cerebellar peduncle .48 .07 .49 .48 .06 .45 .882 0.378
Right superior corona radiata .46 .03 .46 .45 .02 .46 1.587 0.112
Left superior corona radiata .45 .03 .45 .49 .03 .48 5.115 < 0.001
  1. Non-parametric Mann-Whitney test
  2. *P value less than 0.05 is considered significant
  3. **P value less than 0.001 is considered highly significant
  4. P value greater than 0.05 is considered non-significant