作者: Yasuhiko Saito , Jung Ki Kim , Shieva Davarian , Aaron Hagedorn , Eileen M. Crimmins
DOI: 10.1111/JGS.16163
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摘要: Objective To compare cognitive performance among Japanese and American persons, aged 68 years older, using two nationally representative studies to examine whether differences can be explained by in the distribution of risk factors or their association with performance. Design Nationally harmonized collection data on functioning. Setting Nihon University Longitudinal Study Aging US Health Retirement Study. Participants A total 1953 adults 2959 adults, older. Measurements Episodic memory arithmetic working are measured immediate delayed word recall serial 7s. Results Americans have higher scores episodic than people (0.72 points a 20-point scale); however, when education is controlled, did not differ. Level was Japan (0.36 5-point scale) United States, effect stronger people. There no over age 85 years. Conclusion Even large educational attainment strong functioning, overall functioning between States modest. Differences health appear little national cognition. J Am Geriatr Soc 68:354-361, 2020.