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Numbers of people with dementia. Someone in the world develops dementia every 3 seconds. There are over 55 million people worldwide living with dementia in 2020. This number will almost double every 20 years, reaching 78 million in 2030 and 139 million in 2050.
6 sty 2022 · We estimated that the number of people with dementia would increase from 57·4 (95% uncertainty interval 50·4–65·1) million cases globally in 2019 to 152·8 (130·8–175·9) million cases in 2050.
The World Alzheimer Report 2021 includes over 50 essays from leading experts from around the world and is supported by findings from 3 key global surveys, which received responses from 1,111 clinicians, 2,325 people with dementia and carers, and over 100 national Alzheimer and dementia associations.
15 mar 2023 · Currently more than 55 million people have dementia worldwide, over 60% of whom live in low-and middle-income countries. Every year, there are nearly 10 million new cases. Dementia results from a variety of diseases and injuries that affect the brain.
In 2019, the total global societal cost of dementia was estimated to be US$ 1.3 trillion. DALYs from Alzheimer’s disease have more than doubled between 2000 and 2019. In 2019, Alzheimer's disease and other forms of dementia ranked as the 7th leading cause of death.
30 kwi 2022 · The World Health Organization (WHO) estimates that the number of individuals with dementia worldwide is approximately 55 million, with this number expected to reach approximately 78 million by 2030 and 139 million by 2050 . The global financial burden of dementia was estimated to be US$ 1.3 trillion in 2019 and may rise to US$ 2.8 trillion by 2030.
The estimated share of the population with Alzheimer's disease and other dementias. This is compared between the current share and the age-standardized share, which adjusts for changes in the age structure of the population, such as aging.
