Parkinson disease (PD) is the second most common age-related neurodegenerative
condition diagnosed in North America. We recently demonstrated, using multiple …

Estimates of the prevalence of Parkinson's disease in North America have varied widely and
many estimates are based on small numbers of cases and from small regional …

Importance Changes over time in the incidence of parkinsonism and Parkinson disease
(PD) remain uncertain. Objective To investigate secular trends (period effects) and birth …

Background and Objectives The mortality from Parkinson disease (PD) and its long-term
trends in the United States in recent decades remains unknown. This study aimed to …

Background: Parkinson disease is a common neurodegenerative disease. The racial, sex,
age, and geographic distributions of Parkinson disease in the US are unknown. Methods …

Parkinson disease (PD) is the second most common neurodegenerative disorder after
Alzheimer disease and refers to the clinical presentation of bradykinesia, rigidity, tremor, and …

Objective To determine the life expectancy of patients with Parkinson disease (PD) in the
United States and identify demographic, geographic, and clinical factors that influence …

Globally, disability and death due to Parkinson disease (PD) are increasing faster than for
any other neurological disorder (1). PD is a degenerative condition of the brain associated …

Background: Parkinson's disease (PD) is a common neurodegenerative disorder in older
people, and half of the world's older population lives in Asia. However, the epidemiology of …

Publisher Summary This chapter discusses the epidemiology of Parkinson's disease (PD).
Classically, PD refers to progressive parkinsonism caused by loss of pigmented aminergic …