Table 2.
Clinical findings for subgroups of PPA and PPAOS (M ± SD).
| Speech/language assessment | lvPPA | svPPA | nfPPA/AOS | PPAOS |
|---|---|---|---|---|
| Western Aphasia Battery | ||||
| Aphasia Quotient (/100) | 78.15 ± 14.8 | 83.97 ± 15.1 | 83.91 ± 11.9 | 97.31 ± 1.9 |
| Spontaneous Speech (/20) | 15.68 ± 3.0 | 17.46 ± 2.5 | 15.50 ± 2.6 | 19.50 ± 0.5 |
| AV Comprehension (/10) | 8.83 ± 1.1 | 8.95 ± 1.7 | 9.47 ± 0.6 | 9.93 ± 0.1 |
| Repetition (/10) | 7.43 ± 1.7 | 9.06 ± 1.0 | 8.06 ± 2.4 | 9.65 ± 0.3 |
| Naming (/10) | 7.17 ± 2.2 | 6.50 ± 2.8 | 8.61 ± 1.2 | 9.61 ± 0.3 |
| Animal (category) Fluency | 9.17 ± 5.3 | 8.93 ± 5.1 | 11.38. ± 4.1 | 16.80 ± 3.7 |
| Action Fluency | 8.79 ± 4.6 | 11.80 ± 6.6 | 7.79 ± 4.2 | 13.37 ± 4.8 |
| Letter Fluency | 5.63 ± 3.8 | 7.26 ± 3.9 | 5.05 ± 2.7 | 7.96 ± 3.6 |
| Boston Naming Test (/15) | 6.86 ± 4.6 | 3.60 ± 3.6 | 12.47 ± 2.7 | 14.16 ± 0.9 |
| ASRS | 2.37 ± 1.8 | 0.13 ± 0.3 | 19.59 ± 11.6 | 19.13 ± 8.0 |
Note. lvPPA =logopenic; svPPA = semantic; nfPPA = nonfluent/agrammatic with or without apraxia of speech; AOS = apraxia of speech; PPAOS = primary progressive apraxia of speech; ASRS = Apraxia of Speech Rating Scale.