Dementia epidemiology and demographics

Dementia Microchapters
Patient Information
Overview
Classification
Causes Alzheimer's Disease Parkinson's Disease Binswanger's Disease Dementia with Lewy bodies Thiamine deficiency Vascular dementia Marijuana abuse AIDS Neurosyphilis Normal pressure hydrocephalus Vitamin B12 deficiency Vitamin B6 deficiency
Differential Diagnosis

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1];Associate Editor(s)-in-Chief: ,Sabeeh Islam, MBBS[2]

Epidemiology and Demographics

• The most common dementia throughout the world is Alzheimer's dementia, the second most common is vascular dementia or mixed dementia.
• The prevalence of dementia increases by 30% with age greater than 80 years.
• People with black ethnicity are at higher risk of developing dementia compared to white race.
• Dementia is more prevalent in females compared to males.