All participants are Japanese-Americans.
Diagnosis & Evaluation Methods
The investigators assessed the cognitive abilities of the participants utilizing the Cognitive Abilities Screening Instrument(CASI). Participants who scored <87 were subject to a thorough neurological examination.
For a detailed description, see Borenstein et al. 1996.
Borenstein GA, Larson ED, et al. Prevalence of dementia and its subtypes in the Japanese American Population of King County, Washington State: The Kame Project. American Journal of Epidemiology 1996. 144: 760-771.
Hughs ST, Borenstein A, Schofield E, et al. Association between late-life body mass index and dementia: The Kame Project. Neurology. 2009; 72: 1741-1746.