Research Article
Cognitive Intraindividual Variability and White Matter Integrity in Aging
Table 6
Correlations between AD in the JHU-ROIs and cognitive measures.
| JHU-ROIs | CrossSquare | LetterComp | vWM | sWM | int | iM | iSD | iM | iSD | iM | iSD | iM | iSD | iM | iSD |
| Left ATR | .13 | .53
**
| .41
*
| .58
**
| −.06 | −.10 | −.03 | .28 | .24 | −.12 | Right ATR | .17 | .48
*
| .41
*
| .58
**
| −.11 | −.06 | −.20 | .17 | .26 | .00 | Left CS | −.12 | .01 | .38 | .24 | −.07 | −.22 | −.04 | −.23 | .00 | .02 | Right CS | −.09 | −.13 | .15 | −.03 | −.12 | −.11 | −.09 | −.48
*
| −.08 | −.05 | Left CC | −.31 | −.16 | −.15 | −.03 | −.19 | −.11 | −.03 | .12 | −.33 | −.15 | Right CC | −.22 | −.11 | −.17 | .00 | −.42
*
| −.20 | −.09 | .06 | −.25 | .20 | Left Cing_h | −.21 | −.19 | .04 | −.13 | −.32 | .02 | −.04 | −.16 | −.28 | −.14 | Right Cing_h | −.17 | −.12 | .21 | .22 | −.34 | −.16 | −.12 | −.23 | .05 | .01 | Forceps major | −.01 | .08 | −.11 | −.14 | −.35 | −.06 | −.21 | −.23 | −.06 | .13 | Forceps minor | −.08 | −.19 | .15 | .10 | −.29 | −.21 | .07 | −.13 | −.16 | −.13 | Left IFO | −.22 | .02 | .08 | .19 | −.43
*
| −.25 | .01 | .18 | −.06 | −.09 | Right IFO | −.23 | −.11 | .03 | .06 | −.46
*
| −.25 | −.05 | −.12 | −.11 | .06 | Left ILF | −.22 | −.14 | .06 | .09 | −.45
*
| −.20 | .02 | .03 | −.12 | .00 | Right ILF | −.16 | −.37 | −.05 | −.16 | −.42
*
| −.20 | .10 | −.20 | −.33 | −.11 | Left SLF | .03 | .42
*
| .35 | .58
**
| −.29 | −.17 | −.17 | .27 | .29 | .01 | Right SLF | −.13 | .18 | .16 | .33 | −.44
*
| −.10 | .01 | .03 | .18 | −.12 | Left UN | .12 | .12 | .17 | .19 | −.50 | −.34 | −.23 | .01 | −.20 | −.20 | Right UN | −.03 | .06 | .16 | .25 | −.31 | −.44
*
| −.15 | −.08 | −.10 | .22 | Left SLF_t | −.25 | −.16 | .08 | −.10 | −.54
**
| −.04 | −.08 | −.08 | −.06 | .02 | Right SLF_t | −.25 | −.10 | .05 | .09 | −.39 | −.11 | .10 | −.09 | −.22 | .06 | Mean AD | −.11 | .12 | .21 | .28 | −.45
*
| −.21 | −.12 | −.02 | −.03 | −.01 |
|
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ATR: anterior thalamic radiation L; CS: corticospinal tract; CC: cingulum/cingulate gyrus; Cing_h: cingulum/hippocampus; IFO: inferior fronto-occipital fasciculus; ILF: inferior longitudinal fasciculus; SLF: superior longitudinal fasciculus; UN: uncinate fasciculus; SLF_t: superior longitudinal fasciculus temporal part; iM: individual mean; iSD: individual standard deviation; FA: fractional anisotropy. Tracks in italic are those showing a significant age effect. ; **.
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