| PD subjects | DLB subjects | HCS |
---|---|---|---|
n | 19 | 10 | 17 |
Age (years) | 70.1 ± 7.0 | 72.1 ± 6.2 | 73.9 ± 6.7 |
Gender (female/male) | 7/12a | 1/9b | 10/7a |
Education (years) | 16.4 ± 3.2 | 16.4 ± 3.5 | 16.2 ± 2.9 |
l-Dopamine equivalent dose (mg) | 476.2 ± 379.8c | 256.0 ± 280.3 | 0d |
Hoehn and Yahr stage | 2.5 ± 0.4c | 2.25 ± 1.1c | 0e |
Unified Parkinson Disease Rating Scale | 20.9 ± 7.4 f | 30.3 ± 2.9b | 1.2 ± 2.5e |
Duration of motor symptoms (years) | 8.6 ± 5.1a | 3.0 ± 0.7d | - |
Mini-Mental State Examination | 28.1 ± 2.4a | 19.3 ± 9.2b | 28.9 ± 1.5a |
Clinical Dementia Rating Scale - sum of boxes | 0.4 ± 0.6a | 7.2 ± 3.7b | 0.1 ± 0.2a |
Aggregate cognitive domain factors | Â | Â | Â |
Executive | Â | Â | Â |
Trailmaking Test B (seconds) | 112.4 ± 67.7a | 298.8 ± 3.0b | 73.3 ± 27.7a |
Digit Symbol | 41.3 ± 9.0a | 14.1 ± 11.1b | 47.8 ± 21.6a |
Episodic memory | Â | Â | Â |
Logical Memory I | 12.9 ± 5.4a | 5.6 ± 1.5b | 16.5 ± 3.8a |
Logical Memory II | 12.1 ± 6.0a | 5.4 ± 4.9b | 16.1 ± 4.1a |
Semantic memory and language | Â | Â | Â |
Free Selective Reminding Test | 28.8 ± 6.0a | 18.4 ± 10.0b | 32.9 ± 6.2a |
Free and Cued Selective Reminding Test | 47.0 ± 1.6 | 45.3 ± 2.6 | 46.3 ± 4.0 |
Boston Naming Test | 27.7 ± 1.7a | 23.1 ± 7.9b | 27.9 ± 3.0a |
Letter Fluency | 44.9 ± 12.4a | 24.0 ± 14.1b | 52.7 ± 12.2a |
Category Fluency | 31.8 ± 6.9a | 13.9 ± 9.5b | 38.9 ± 15.0a |
Visuospatial skills | Â | Â | Â |
Visual Form Discrimination Test | 28.9 ± 3.5a | 24.7 ± 5.0b | 30.6 ± 2.4 |