Objective: Although researchers have documented that cultural factors influence performance on neuropsychological tests, few studies have examined the distribution of test performance for neurologically healthy older adults from different ethnic groups. The objective of this study was to determine if there are ethnic group differences in the distribution of neuropsychological test scores across five clinical ranges for healthy older adults. Method: Subjects from the National Alzheimer's Coordinating Center were selected if they were not diagnosed with dementia within 5 years (mean/SD: age = 75.37/7.00; education = 15.70/5.41). Groups were formed based on self-identified ethnicity of White (n = 6896) or Black (n = 1346). All subjects were evaluated with comprehensive neuropsychological testing including: Mini Mental State Exam, Logical Memory Immediate and Delayed, Digit Span Forward, Digit Span Backward, Trail Making Test A &...

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