The number of new annual dementia cases worldwide is estimated to increase more than twofold by 2050 from 2023 levels, according to a recently published peer-reviewed study.
Published in the JAMA Neurology journal on Oct. 12, the study analyzed data from more than 38,000 individuals across 18 nations and territories.
Based on the calculated incidence rate of dementia, the researchers estimated that in 2050, there would be 24.7 million new cases worldwide, up by more than 116 percent from 11.4 million new cases in 2023.
Gender-wise, incidence rates were found to be higher among women than men.
Middle-income and lower-income nations had higher rates than richer countries.
In an Oct. 13 statement, the University of New South Wales Sydney, whose researchers led the study, said that dementia already affects more than 57 million people globally….