Global Epidemiology of Dementia: Alzheimer’s and Vascular Types

Table 1

Worldwide estimate for the absolute number of cases of dementia according to the Delphi Consensus Study.

	Absolute number of; people over 60 years; old who have dementia; (millions)
	2001	2020	2040
Western Europe	4.9	6.9	9.9
Eastern Europe low adult mortality	1.0	1.6	2.8
Eastern Europe high adult mortality	1.8	2.3	3.2
North America	3.4	5.1	9.2
Latin America	1.8	4.1	9.1
North Africa and Middle Eastern Crescent	1.0	1.9	4.7
Developed Western Pacific	1.5	2.9	4.3
China and the developing Western Pacific	6.0	11.7	26.1
Indonesia, Thailand, and Sri Lanka	0.6	1.3	2.7
India and South Asia	1.8	3.6	7.5
Africa	0.5	0.9	1.6
Total	24.3	42.3	81.1

Created from raw data provided by Ferri et al., 2005 [4, Page 2115].