Table 5.
Psychometric data as a function of the two older adult groups M (SD)
| Task | CDR 0 | CDR 0.5 | p-value |
|---|---|---|---|
| Logical Memory Story A-Immediatea | 13.92 (4.77)_ | 8.44 (5.58) | < .001 |
| Logical Memory Story A-Delayed | 13.46 (4.59) | 6.52 (6.47) | < .001 |
| Selective Reminding Taska | 34.07 (6.67) | 21.46 (10.71) | < .001 |
| Paired Associate Recalla | 14.81 (4.57) | 10.72 (4.74) | .004 |
| Informationb | 20.46 (5.37) | 17.63 (5.64) | .07 |
| Boston Naming Testb | 54.75 (5.68) | 48.96 (10.04) | .02 |
| Animal Fluencyb | 22.37 (6.49) | 15.74 (5.70) | < .001 |
| Mental Controlc | 6.92 (2.13) | 6.81 (2.02) | .86 |
| Digit Forwardc | 6.50 (1.14) | 6.52 (0.89) | .95 |
| Digit Backwardc | 4.83 (1.13) | 4.19 (0.92) | .03 |
| Letter Fluencyc | 33.58 (9.84) | 27.85 (9.95) | .04 |
| Block Designd | 32.91 (8.85) | 23.44 (5.12) | < .001 |
| Digit Symbol Codingd | 51.42 (10.53) | 38.54 (10.90) | < .001 |
| Trail Making A*d | 32.30 (11.42) | 46.70 (21.79) | .002 |
| Trail Making B*d | 86.92 (35.08) | 117.00 (48.97) | .02 |
*
Higher scores indicate worse performance;
a
tasks in episodic memory composite,
b
tasks in semantic memory composite,
c
tasks in working memory composite,
d
tasks in visual spatial composite