Silver Book Fact
The prevalence of Parkinson’s disease increase dramatically with age. For every 100,000 Americans, 6,317 people age 80 and over have the disease, compared with 2,785 aged 70-80 and 704 aged 60-70.
Strickland D, Bertoni J. Parkinson’s Prevalence Estimated by a State Registry. Mov Disorders. 2003; 19(3): 318-23. https://onlinelibrary.wiley.com/doi/abs/10.1002/mds.10619