Table 1.
Mean scaled and raw neuropsychological test scores for cluster and comparison groups
| Group | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Measure | NPI n = 34 |
NPNN n = 45 |
COM n = 65 |
ANOVA | |||||
| Mean (SD) Scaled/Raw Scores |
F | df | p | ||||||
| WAIS-III VOCAB | 5.4 | (2.2) *† | 10.4 | (2.4) * | 11.6 | (2.3) | 82.12 | 2 | <0.001 |
| WAIS-III MR | 6.7 | (2.5) *† | 11.2 | (2.5) | 11.9 | (3.1) | 42.17 | 2 | <0.001 |
| WMS-III DS | 7.1 | (2.5) *† | 9.5 | (2.8) * | 11.3 | (3.1) | 23.77 | 2 | <0.001 |
| WMS-III LNS | 5.2 | (2.3) *† | 8.9 | (2.5) * | 11.4 | (2.9) | 62.60 | 2 | <0.001 |
| WMS-III SS | 6.0 | (2.8) * | 7.6 | (3.1) * | 10.1 | (3.0) | 23.37 | 2 | <0.001 |
| WMS-III LM I | 4.7 | (2.4) *† | 7.6 | (2.9) * | 11.9 | (2.7) | 82.73 | 2 | <0.001 |
| WMS-III FP I | 5.4 | (2.4) *† | 7.7 | (2.9) * | 10.9 | (3.4) | 39.33 | 2 | <0.001 |
| Verbal Fluency (total) | 22.2 | (5.4) *† | 30.8 | (7.4) * | 36.1 | (7.5) | 43.28 | 2 | <0.001 |
| Trails B (seconds) | 170.7 | (74.0) *† | 90.9 | (27.1) * | 61.4 | (25.7) | 74.25 | 2 | <0.001 |
| WCST PE (total) | 31.1 | (19.3) *† | 18.3 | (13.8) | 12.7 | (10.0) | 19.70 | 2 | <0.001 |
*
= differs from COM at p < 0.05,
†
= differs from NPNN at p < 0.05; based on post-hoc analyses