Table 2.
Summary of the neuropathological groups used in this study. The number of cases with each observed symptom(s) and respective percentages are indicated (see also Additional file 1-Table A1)
| Neuropathological Diagnosis | Non-demented | Typical AD | FTD symptoms with or without additional AD symptoms | n | |||||
|---|---|---|---|---|---|---|---|---|---|
| svPPA | svPPA + AD | AD + behavior | AD + motor speech | bvFTD | PSP | ||||
| Non-AD | 20 (100%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 20 |
| p-preAD | 16 (100%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 16 |
| ADTDP- | 0 (0%) | 10 (100%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 10 |
| ADTDP + CTF | 0 (0%) | 24 (80%) | 4 (13,4%) | 0 (0%) | 1 (3,3%) | 1 (3,3%) | 0 (0%) | 0 (0%) | 30 |
| ADTDP + FL | 0 (0%) | 7 (63,6%) | 0 (0%) | 1 (9,1%) | 1 (9,1%) | 0 (0%) | 2 (18,2%) | 0 (0%) | 11 |
| FTLD-TDP | 0 (0%) | 0 (0%) | 3 (30%) | 0 (0%) | 1 (10%) | 0 (0%) | 5 (50%) | 1 (10%) | 10 |