Table 1.
Demographic information and cognitive scores (in percentage of correct responses with standard deviations in parentheses) for all the primary progressive aphasia (PPA) patients and variants.
| TOT (N = 39) | Lv (N = 13) | Nfv (N = 18) | Sv (N = 8) | P | |
|---|---|---|---|---|---|
| Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | ||
| Demographic | |||||
| Age | 68.28 (7.3) | 68.07 (8.9) | 68.22 (7.1) | 68.75 (5.6) | 0.98 |
| Gender | 18 F | 7 F | 6 F | 5 F | 0.31 |
| Education (yrs) | 16.14 (2.6) | 15.84 (2.9) | 16.88 (2.3) | 14.93 (2.1) | 0.19 |
| Onset (yrs) | 4.13 (2.8) | 4.07 (3.1) | 3.69 (2.5) | 5.21 (3.2) | 0.47 |
| Language severity (FTDL–CDR 0–3) | 1.79 (0.8) | 1.84 (0.8) | 1.72 (0.9) | 1.87 (0.8) | 0.89 |
| Dementia severity (FTDL–CDR 0–24) | 6.16 (4.8) | 7.57 (4.7) | 5.25 (4.6) | 5.93 (5.55) | 0.41 |
| Language | |||||
| BNT (30) (%) | 51.70 (37.1) | 47.69 (33.2) | 69.44 (36) | 18.33 (26)* | <0.001 |
| HANA (35) (%) | 48.93 (35) | 42.63 (35.2) | 63.65 (34.2) | 18.6 (21.3)** | 0.002 |
*Group differences: sv impaired vs. lv; and vs. nfv. **Group differences: sv impaired vs. nfv. Abbreviations: F, female; yrs, years; Lv, Logopenic variant; Nfv, Non-fluent variant; Sv, Semantic variant; BNT, Boston Naming Test; FTLD–CDR, frontotemporal lobar degeneration-Clinical Dementia Rating; HANA, Hopkins Assessment of Naming Actions.