Table 1.
Comparison of neuropsychological performances of the two groups. Statistically significant differences are indicated in bold; confounders included in the logistic regression analysis are reported in italics. MMSE: Mini-Mental Sate examination; CDR: Clinical Dementia Rating Scale; RAVLT: Rey's Auditory Verbal Learning Test; MFTC: Multiple Features Targets Cancellation; ROCF: Rey-Osterrieth Complex Figure.
| bvFTD (N = 28) | AD (N = 20) | |||||
|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | |z| | p | |
| MMSE | 19.07 | 8.789 | 17.85 | 4.368 | 1.445 | 0.148 |
| CDR | 1.78 | 0.815 | 1.48 | 0.659 | 1.183 | 0.237 |
| RAVLT immediate recall | 20.59 | 12.858 | 17.45 | 7.702 | 1.005 | 0.315 |
| RAVLT delayed recall | 3.59 | 3.456 | 1.05 | 1.468 | 2.567 | 0.010 |
| RAVLT recognition accuracy | 77.37 | 22.047 | 72.00 | 16.403 | 1.616 | 0.106 |
| RAVLT false alarms | 8.89 | 8.916 | 11.10 | 7.137 | 1.352 | 0.176 |
| Phonological verbal fluency | 15.64 | 15.887 | 14.00 | 10.141 | 0.367 | 0.714 |
| Semantic verbal fluency | 6.79 | 6.373 | 9.00 | 4.634 | 1.849 | 0.065 |
| Raven's colored matrices | 18.18 | 7.822 | 15.94 | 7.630 | 1.340 | 0.180 |
| Cube copy | 2.65 | 1.285 | 1.90 | 1.242 | 2.034 | 0.042 |
| Cube copy with landmarks | 17.26 | 5.708 | 15.50 | 7.416 | 0.524 | 0.600 |
| MFTC accuracy | 80.71 | 24.424 | 73.33 | 19.538 | 1.401 | 0.161 |
| MFTC time of execution | 125.79 | 72.971 | 170.03 | 57.792 | 2.130 | 0.033 |
| MFTC false alarms | 5.96 | 9.796 | 9.65 | 12.874 | 1.174 | 0.241 |
| Frontal assessment battery | 7.88 | 6.124 | 8.30 | 2.726 | 0.199 | 0.842 |
| Nouns denomination | 17.85 | 8.198 | 23.01 | 4.382 | 2.180 | 0.029 |
| Verbs denomination | 13.52 | 7.223 | 16.95 | 5.562 | 1.492 | 0.136 |
| ROCF copy | 21.84 | 13.433 | 16.15 | 9.887 | 1.726 | 0.084 |
| ROCF delayed reproduction | 6.25 | 5.958 | 4.44 | 3.808 | 1.067 | 0.286 |
| Stroop: interference/time | 65.37 | 52.970 | 84.76 | 43.329 | 1.290 | 0.197 |
| Stroop: interference/errors | 10.72 | 11.353 | 15.11 | 10.907 | 1.418 | 0.156 |