Follow-up | Lost to follow-up | |
Demographics | ||
n | 81 | 4 |
Age (mean±SD) | 57±13.1 | 57±17.0 |
Female | 44 (54%) | 2 (50%) |
UPDRS motor score mean±SD | 10.3±4.2 | 8.4±5.9 |
Hoehn and Yahr stage mean±SD | 1.6±0.76 | 1.1±0.25 |
MMSE mean±SD | 28.9±1.6 | 29.0±1.4 |
Scan results | ||
Abnormal 18F-AV-133 PET scan | 42 (52%) | 2 (50%) |
Baseline prescan diagnosis | ||
Neurodegenerative conditions | 45 | 2 |
Parkinson’s disease | 31 | 1 |
Multiple system atrophy | 1 | 1 |
Progressive supranuclear palsy | 1 | |
Corticobasal syndrome | 1 | |
Alzheimer’s disease | 1 | |
Undefined | 10 | |
Non-degenerative conditions | 36 | 2 |
Functional | 13 | 2 |
Dystonia | 10 | 0 |
Drug-induced parkinsonism | 5 | 0 |
Essential tremor | 3 | 0 |
Monosymptomatic resting tremor | 3 | 0 |
Vascular parkinsonism | 1 | 0 |
Rubral tremor | 1 | 0 |
MMSE, Mini Mental State Examination; PET, positron emission tomography; UPDRS, Unified Parkinson’s Disease Rating Scale.