Epidemiological study of Dementia in China, Japan, America and Europe

Abstract

One study used Meta-analysis to investigate the prevalence of dementia in the elderly aged ≥65 years in China from 2000 to 2015 and it turned out to be 5.15% [4]. The overall prevalence of dementia in western developed countries has been reported to be approximately 4% to 8% among people aged 65 years and older [5,6], and this figure turned out to be 15% in Japan [7]. Globally, the preva-