FTD (n=12) | DLB (n=10) | AD (n=9) | p Value | |
CDR | ||||
Median | 1.0 | 1.0 | 1.0 | NS |
Mean (SD) | 1.3 (0.8) | 1.3 (0.9) | 1.7 (0.90) | |
CAMCOG-R | ||||
Median | 72.5 (n=10) | 69.0 | 48.0 | NS |
Mean (SD) | 62.3 (29.2) | 64.4 (20.9) | 40.8 (27.6) | |
MMSE | ||||
Median | 24.0 (n=10) | 18.0 | 15.0 | NS |
Mean (SD) | 21.0 (7.0) | 18.1 (5.5) | 15.4 (8.8) | |
Letter fluency | n=10 | n=6 | n=4 | |
Normal/impaired (%) | 5/5 (50%) | 1/5 (83%) | 0/4 (100%) | NS |
Median | 14.0 | 17.5 | 17.0 | |
Mean (SD) | 18.0 (13.3) | 17.3 (12.9) | 14.8 (5.9) | |
Category fluency | n=10 | n=9 | n=6 | |
Normal/impaired (%) | 4/6 (60%) | 6/3 (33.3%) | 3/3 (50.0%) | NS |
Median | 8.0 | 11.0 | 8.5 | |
Mean (SD) | 8.3 (5.0) | 11.0 (5.0) | 9.2 (4.3) | |
UPDRS | ||||
Median | 11.5 (n=10) | 20.0 | 3.0 | NS |
Mean (SD) | 12.3 (11.9) | 16.8 (12.6) | 8.3 (10.2) | |
Modified Hoehn and Yahr staging | ||||
Median | 0.0 (n=11) | 2.3 | 0.0 | NS |
Mean (SD) | 0.7 (1.1) | 2.0 (1.3) | 0.8 (1.3) | (0.058) |
Positive for one EPMS | ||||
Yes/No | 10/2 | 8/2 | 5/4 | NS |
% with one EPMS | 83% | 80% | 55.6% | |
Presence of tremor | ||||
Yes/no | 6/6 | 5/5 | 5/4 | NS |
% positive | 50% | 50% | 55.6% | |
Presence of rigidity | ||||
Yes/no | 3/9 | 5/5 | 2/7 | NS |
% Positive | 25% | 50% | 22.2% | |
Presence of bradykinesia | ||||
Yes/no | 10/2 | 7/3 | 2/7 | 0.017 |
% Positive | 83% | 70% | 22.2% | |
History of visual hallucinations | ||||
Yes/no | 1/11 | 7/3 | 5/4 | 0.007 |
% Positive | 8.3% | 70% | 55.6% |
p Value <0.05.
AD, Alzheimer's disease; CAMCOG-R, Cambridge Cognitive Examination-Revised; CDR, Clinical Dementia Rating; DLB, dementia with Lewy bodies; EPMS, extrapyramidal motor sign; FTD, frontotemporal dementia; MMSE, Mini Mental State Examination; NS, non-significant; UPDRS, Unified Parkinson's Disease Rating Scale.