Table 4.
Linear regression results: Regressing executive functioning measures onto EXIT8, controlling for overall cognitive functioning to determine predictive power of selected items
| Predictor | B | Standard Error | t | p |
|---|---|---|---|---|
| Criterion: FAS Total Scores | ||||
| Intercept | −33.880 | 5.964 | −5.680 | .000 |
| Age | .021 | .038 | .550 | .583 |
| MMSE | 2.192 | .183 | 11.988 | .000 |
| Intercept | −1.202 | 7.304 | −.165 | .869 |
| Age | .069 | .037 | 1.853 | .064 |
| MMSE | 1.094 | .233 | 4.702 | .000 |
| EXIT8 | −1.748 | .244 | −7.154 | .000 |
| Criterion: TMT Difference Scores (log transformed) | ||||
| Intercept | 2.599 | .203 | 12.826 | .000 |
| Age | .003 | .001 | 2.722 | .007 |
| MMSE | −.038 | .006 | −5.963 | .000 |
| Intercept | 2.362 | .240 | 9.828 | .000 |
| Age | .003 | .001 | 2.240 | .026 |
| MMSE | −.030 | .008 | −3.826 | .000 |
| EXIT8 | .015 | .008 | 1.827 | .068 |
Note:
FAS: Controlled Oral Word Association Test; EXIT8: Total score on the eight selected items from the Executive Interview; TMT: Trail Making Test difference score; MMSE: Mini Mental State Exam total score