Table 10.
Percentage of variance in performance in Working Memory explained by age and selected DTI Metrics
| Predictor | % Variance | p Value |
|---|---|---|
| Age | 57.00 | .0001 |
| Genu FA | 36.00 | .0019 |
| Genu ADC | 44.60 | .0004 |
| Fornix FA | 45.80 | .0003 |
| Fornix ADC | 37.70 | .0014 |
| Age after genu FA | 22.40 | .0043 |
| Age after genu ADC | 12.70 | .0153 |
| Age after fornix FA | 12.60 | .0197 |
| Age after fornix ADC | 19.80 | .0014 |
| Age after all (n=4) | 2.20 | .3268 |
| Genu FA after age | 1.40 | .9731 |
| Genu AD after age | 0.30 | .4046 |
| Fornix FA after age | 1.40 | .3983 |
| Fornix ADC after age | 0.50 | .6984 |
Correlations significant at the .05 level are in red; those meeting family-wise Bonferroni correction (p=.025, 1-tailed, α=.05, n=4) are in red and bold.