Variables | DLB | AD dementia | F/χ2 | P-value |
---|---|---|---|---|
No. of participants | 61 | 26 | ||
Males, % | 84% | 62% | 5.0 | 0.03 |
Age, yr | 70.5 ± 7 | 70.8 ± 8 | 0.04 | 0.84 |
Education, yr | 14.6 ± 3 | 14.8 ± 3 | 0.12 | 0.73 |
Estimated duration of cognitive impairment, yr | 3.6 ± 2 | 4.6 ± 4 | 2.4 | 0.12 |
Mini Mental State Examination score | 23.4 ± 5 | 23.4 ± 4 | 0.004 | 0.95 |
Global Deterioration Scale score | 3.9 ± 1 | 3.7 ± 1 | 0.44 | 0.51 |
Visual hallucinations, % | 59% | 8% | 19.5 | <0.01 |
Estimated duration of visual hallucinations, yr | 2.1 ± 2 | 2.0 ± 1 | 0.008 | 0.93 |
Parkinsonism, % | 84% | 0% | – | – |
Estimated duration of parkinsonism, yr | 2.7 ± 3 | – | – | – |
Unified Parkinson’s Disease Rating Scale score | 10.4 + 8 | 0.35 + 1 | 29.0 | <0.01 |
Probable RBD, % | 90% | 3.8% | – | – |
Estimated duration of RBD, yr | 10.2 ± 11 | 2 | – | – |
Mayo Fluctuations Scale score >2, % | 81% | 21% | 26.7 | <0.01 |
Epworth Sleepiness Scale, informant | 13.0 ± 6 | 8.3 ± 5 | 11.4 | <0.01 |
Geriatric Depression Scale Score | 4.6 ± 3.8 | 2.0 ± 1.5 | 9.3 | <0.01 |
NPI-Q depression, informant report, % | 36% | 30% | 0.19 | 0.66 |