Table 1.
Demographic, clinical and neuropsychological participants' data
| Controls | Patients with svPPA | P-value (η2) | |
|---|---|---|---|
| Demographic and clinical data | |||
| Age, years | 63.26 (6.8) | 67.89 (6.7) | <0.05 (0.109) |
| Education level, years | 12.15 (3.1) | 13.69 (4.3) | 0.22 (0.044) |
| MoCA (/30) | 27.60 (1.4) | 19.87 (4.2) | <0.0005 (0.598) |
| Disease duration, months | NA | 66.4 (47.8) | NA |
| Background neuropsychological data | |||
| Semantic knowledge score | 143.80 (0.4) | 122.60 (31.5) | <0.01 (0.176) |
| Lexical fluency (words) | 24.35 (5.5) | 14.33 (7.2) | <0.0005 (0.378) |
| Category fluency (words) | 34.85 (6.9) | 14.80 (9.5) | <0.0005 (0.558) |
| Forward verbal span | 5.10 (0.8) | 4.88 (1.2) | 0.81 (0.002) |
| Backward verbal span | 4.75 (0.9) | 4.93 (0.9) | 0.12 (0.074) |
| Letter and digit sequence span | 10.50 (0.9) | 8 (2.8) | <0.05 (0.129) |
| Stroop interference, s | 52.20 (24.6) | 104.4 (99.7) | 0.12 (0.075) |
| TMT B − A, s | 53.60 (30.0) | 84.47 (43.9) | 0.09 (0.085) |
| Brixton Spatial Anticipation Task (errors) | 10.35 (3.9) | 17.93 (4.1) | <0.0005 (0.415) |
| Rey complex figure (/36) | 35.50 (0.8) | 34.94 (1.5) | 0.26 (0.038) |
| Rey complex figure, recall (/36) | 21.50 (6.6) | 13.38 (6.9) | <0.005 (0.286) |
| TOM-15 (/15) | 14.05 (1.4) | 12.87 (1.8) | 0.06 (0.110) |
Mean (standard deviation) demographic, clinical and neuropsychological scores, and differences (P-values and η2 as effect size) between groups. MoCA = Montreal Cognitive Assessment; TMT = Trail Making Test; TOM-15 = Theory of Mind-15; NA = not available.