Table 4.
Results of the regression analyses with age and education as the independent variables entered into the first block, and DS Forward, Backward, and Digit Symbol entered as the independent variables into the second block and the DAFS subscales entered as dependent variables
| DAFS | Variables Entered | R2 | R2 Change | F Change | p |
|---|---|---|---|---|---|
| Total | Age & education | .01 | - | 0.01 | .99 |
| DS-Backward | - | .36 | 20.53 | <.0001 | |
| Orientation | Age & education | .02 | - | 0.25 | .78 |
| DS-Forward | - | .19 | 7.85 | .009 | |
| Digit Symbol | - | .19 | 9.45 | .004 | |
| Tell Time | Age & education | .04 | - | 0.59 | .56 |
| DS-Backward | - | .24 | 10.78 | .02 | |
| PPD | Age & education | .01 | - | 0.24 | .79 |
| Digit Symbol | - | .15 | 5.94 | .02 | |
| Communication | Age & education | .01 | - | 0.05 | .95 |
| DS-Backward | - | .36 | 19.87 | <.0001 | |
| Telephone | Age & education | .05 | - | 0.89 | .42 |
| DS-Backward | - | .36 | 19.20 | <.0001 | |
| Letter | Age & education | .08 | - | 1.41 | .26 |
| DS-Backward | - | .13 | 5.05 | .03 | |
| Transportation | Age & education | .01 | - | 0.06 | .94 |
| DS-Backward | - | .16 | 6.44 | .01 | |
| Driving Signs | Age & education | .02 | - | 0.40 | .67 |
| Driving Rules | Age & education | .01 | - | 0.22 | .81 |
| DS-Backward | - | .22 | 9.21 | .005 | |
| Financial | Age & education | .07 | - | 1.43 | 0.25 |
| DS-Backward | - | .32 | 18.67 | <.0001 | |
| ID Currency | Age & education | .02 | - | 0.35 | .07 |
| Count Currency | Age & education | .16 | - | 3.23 | .01 |
| DS-Backward | - | .13 | 6.12 | <.001 | |
| Write Check | Age & education | - | .14 | 2.65 | .09 |
| DS-Backward | - | .28 | 7.61 | <.0001 | |
| Bal. Checkbook | Age & education | .04 | - | 1.72 | .20 |
| DS-Backward | - | .27 | 13.26 | .001 | |
| Shopping | Age & education | .04 | - | 0.79 | .46 |
| DS-Backward | - | .19 | 8.92 | .005 | |
| Free Recall/Selection | Age & education | .10 | - | 1.81 | .17 |
| Recall Cued | Age & education | .21 | - | 4.42 | .02 |
| DS-Backward | - | .14 | 7.05 | .01 | |
| Recall with List | Age & education | .08 | - | 1.47 | .25 |
| DS-Backward | - | .12 | 4.83 | .04 | |
| Make Change | Age & education | .14 | - | 2.60 | .09 |
| DS-Backward | - | .15 | 6.71 | .01 |
PPD = Person, Place, Date
ID Currency = Identifying Currency
Bal. Checkbook = Balance Checkbook