Cognitive Performance Among Older Persons in Japan and the United States.

ABSTRACT: OBJECTIVE:To compare cognitive performance among Japanese and American persons, aged 68 years and older, using two nationally representative studies and to examine whether differences can be explained by differences in the distribution of risk factors or in their association with cognitive performance. DESIGN:Nationally representative studies with harmonized collection of data on cognitive functioning. SETTING:Nihon University Japanese Longitudinal Study of Aging and the US Health and Retirement Study. PARTICIPANTS:A total of 1953 Japanese adults and 2959 US adults, aged 68 years or older. MEASUREMENTS:Episodic memory and arithmetic working memory are measured using immediate and delayed word recall and serial 7s. RESULTS:Americans have higher scores on episodic memory than Japanese people

SUBMITTER: Saito Y 

PROVIDER: S-EPMC7002215 | biostudies-literature | 2020 Feb

REPOSITORIES: biostudies-literature