Study links lack of diversity in Alzheimer's disease clinical trials to differences in amyloid levels

[Health - Medical Xpress - latest medical and]

It's long been recognized that some of the groups most likely to get dementia, including African Americans and Hispanics, are greatly underrepresented in clinical trials. Now a new USC study shows that people from certain racial and ethnic groups may be ineligible for Alzheimer's disease clinical trials because they have lower levels of amyloid protein at early stages of the disease. The study also suggests that Alzheimer's may progress differently in different populations.

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