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Participant characteristics.
| Measure | Young | Older |
|---|---|---|
| Years Education | 15.2 (.38) | 16.8 (.32) |
| Digit Symbol Substitution | 71.4 (3.3) | 49.1 (2.2) |
| Vocabulary | .82 (.02) | .89 (.02) |
| Digit Span – Forward | 5.9 (.45) | 5.3 (.25) |
| Digit Span - Backward | 5.12 (.25) | 4.65 (.33) |
Note: Digit Symbol Substitution, Digit Span Backward, & Arithmetic from WAIS-III, Vocabulary reflects the percentage correct on the Shipley (1986) measure. All values represent the mean (SE) raw, non-standardized scores.
