Table 5.
Correlations Among Memory Scores and Left versus Right Hemisphere DTI Indices in MCI Patients and Controls1
N=14 for CERAD and Logical Memory, N=11 for BVMT-R for MCI; N=9 for Controls |
CERAD Total Word Recall |
CERAD Delayed Recall |
CERAD Savings |
Logical Memory Immediate |
Logical Memory Delayed |
Logical Memory Savings |
BVMT Total Recall |
BVMT Delayed Recall |
BVMT Savings |
---|---|---|---|---|---|---|---|---|---|
Temporal FA | |||||||||
Left Hemisphere | |||||||||
MCI | .13 | .29 | .13 | .26 | .08 | −.14 | −.26 | −.26 | −.11 |
Controls | .46 | .77 * | .63+ | −.12 | −.05 | .12 | .20 | .10 | −.43 |
Right Hemisphere | |||||||||
MCI | .17 | .13 | .13 | .34 | .30 | .23 | −.04 | .44 | .40 |
Controls | .50 | .44 | .22 | −.59+ | −.62+ | −.36 | .13 | −.16 | −.63+ |
Temporal ADC | |||||||||
Left Hemisphere | |||||||||
MCI | −.19 | −.40 | −.57 * | −.35 | −.56 * | −.49+ | −.77 ** | −.37 | −.23 |
Controls | −.19 | −.21 | .14 | .23 | −.02 | −.34 | .20 | −.01 | −.03 |
Right Hemisphere | |||||||||
MCI | .04 | −.52+ | −.56 * | −.32 | −.47+ | −.38 | −.19 | −.29 | −.26 |
Controls | .39 | .05 | −.26 | .15 | .19 | .13 | −.04 | .35 | .53 |
Frontal FA | |||||||||
Left Hemisphere | |||||||||
MCI | .08 | .33 | .37 | .30 | .37 | .23 | .01 | .40 | .26 |
Controls | .16 | .16 | .10 | −.34 | .03 | .44 | .43 | .38 | −.09 |
Right Hemisphere | |||||||||
MCI | −.34 | −.13 | .19 | .21 | .24 | .30 | .14 | .25 | .12 |
Controls | .17 | .27 | .16 | .30 | .40 | .43 | .24 | .17 | −.11 |
Frontal ADC | |||||||||
Left Hemisphere | |||||||||
MCI | .14 | −.14 | −.26 | −.16 | −.43 | −.38 | −.55+ | −.43 | −.18 |
Controls | −.26 | −.13 | .16 | −.06 | .13 | .19 | .09 | .24 | .30 |
Right Hemisphere | |||||||||
MCI | .59 * | .07 | −.12 | −.25 | −.17 | .02 | −.11 | −.13 | .02 |
Controls | .−.51 | −.38 | −.25 | .08 | .18 | .11 | −.51 | −.39 | .28 |
BVMT-R=Brief Visuospatial Memory Test-Revised; FA=Fractional Anisotrophy; ADC=Apparent Diffusion Coefficient
p<.05
p<.01
p<.