Movement Disorders Clinical Practice
The Parkinsonian Motor Spectrum in Nonagenarians: A Population‐Based Study
ABSTRACT Background Population‐based data on mild parkinsonian signs ( MPS ) and parkinsonism in nonagenarians are scarce. Objectives To estimate the prevalence of MPS , definite parkinsonism, and broader parkinsonian motor phenotypes; assess MPS after excluding idiopathic Parkinson disease and definite parkinsonism; and examine associations with sex and dementia in a cohort of nonagenarians. Methods This cross‐sectional analysis included 144 participants from the Neurological Disorders in Central Spain ( NEDICES ) …