Table 1.
Demographic and neuropsychological data for each group in the study: mean (SD).
| Younger adults | Older adults | |||||||
|---|---|---|---|---|---|---|---|---|
| Scale | Low OSPAN | High OSPAN | Low OSPAN | High OSPAN | ||||
| Low RPM | High RPM | Low RPM | High RPM | Low RPM | High RPM | Low RPM | High RPM | |
| N | 6 | 3 | 5 | 6 | 10 | 8 | 10 | 10 |
| Age | 22.7 (2.3) | 21.3 (0.6) | 23.8 (3.2) | 21.8 (1.0) | 71.1 (5.3) | 72.8 (5.3) | 71.3 (4.1) | 71.0 (5.5) |
| F/M | 3/3 | 1/2 | 3/2 | 3/3 | 7/3 | 3/5 | 7/3 | 4/6 |
| Educ. | 16.8 (1.5) | 15.5 (0.5) | 17.1 (2.3) | 16.2 (0.9) | 15.0 (2.9) | 17.6 (2.6) | 16.2 (2.9) | 18.1 (2.0) |
| mMMS | 55.7 (1.5) | 57.0 (0.0) | 55.0 (2.0) | 55.8 (1.2) | 54.6 (1.4) | 54.6 (2.1) | 55.2 (1.8) | 54.9 (1.7) |
| Boxes | 52.2 (14.0) | 65.3 (10.8) | 46.2 (10.0) | 51.2 (5.3) | 35.2 (10.6) | 48.6 (10.7) | 45.1 (12.9) | 43.7 (10.9) |
| WCST | 13.7 (7.6) | 12.3 (10.1) | 11.2 (4.6) | 11.7 (2.9) | 38.3 (14.0) | 37.3 (16.8) | 23.3 (11.2) | 22.4 (17.1) |
| DigCopy | 79.7 (4.8) | 81.0 (8.9) | 77.6 (8.4) | 80.0 (3.9) | 57.8 (11.0) | 68.5 (14.8) | 68.7 (16.0) | 70.4 (11.0) |
| DigSymb | 45.7 (2.5) | 52.0 (2.0) | 47.6 (6.4) | 52.8 (5.2) | 30.0 (2.8) | 34.4 (5.3) | 37.1 (6.6) | 37.7 (5.6) |
| LetComp | 22.0 (2.4) | 24.0 (1.0) | 22.8 (3.5) | 25.5 (2.0) | 13.2 (2.0) | 15.6 (2.1) | 17.0 (2.7) | 17.2 (1.6) |
| RPM | 8.7 (2.3) | 12.7 (1.2) | 10.0 (1.0) | 13.5 (0.8) | 3.9 (0.7) | 7.5 (2.3) | 3.4 (1.6) | 7.7 (1.6) |
| AltCateg. | 10.5 (0.8) | 10.3 (2.1) | 10.2 (2.9) | 10.5 (2.6) | 5.9 (2.5) | 8.5 (2.6) | 8.1 (1.9) | 8.7 (2.1) |
| OSPAN | 13.0 (3.5) | 14.3 (1.5) | 27.2 (9.3) | 29.0 (8.2) | 7.9 (2.1) | 7.5 (2.1) | 17.1 (5.6) | 17.8 (5.0) |
WCST, total number of errors.