Prevalence and Incidence of Machado-Joseph Disease

Prevalance of Machado-Joseph Disease:

rare

Machado-Joseph Disease:

Machado-Joseph Disease is listed as a "rare disease" by the Office of Rare Diseases (ORD) of the National Institutes of Health (NIH). This means that Machado-Joseph Disease, or a subtype of Machado-Joseph Disease, affects less than 200,000 people in the US population.

About prevalence and incidence statistics:

The term 'prevalence' of Machado-Joseph Disease usually refers to the estimated population of people who are managing Machado-Joseph Disease at any given time. The term 'incidence' of Machado-Joseph Disease refers to the annual diagnosis rate, or the number of new cases of Machado-Joseph Disease diagnosed each year. Hence, these two statistics types can differ: a short-lived disease like flu can have high annual incidence but low prevalence, but a life-long disease like diabetes has a low annual incidence but high prevalence. For more information see about prevalence and incidence statistics.