epidemiology
Last reviewed 05/2022
Parkinson's disease (PD) occurs with similar frequency thoughout the world.
The disease begins over the age of 40 in 92% of patients.
- estimated to affect 100-180 people per 100,000 of the population (between 6 and 11 people per 6000 of the general population in the UK) and has an annual incidence of 4-20 per 100,000
- there is a rising prevalence with age and a higher prevalence and incidence of PD in males
- average age of presentation is around 65 years (2)
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