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Acetylcholinesterase inhibitors (AChIs) have been demonstrated to improve Alzheimer disease symptoms. Whether the use of AChIs varies by ethnicity is unknown. More than 2500 ethnically diverse patients (6% African American, 14% Latino, and 7% Asian patients) from the Alzheimer's Disease Research Centers in California were studied. Compared with white(More)
We describe a time-line-based methodology for collecting exposure data for epidemiologic studies and for processing these data for statistical analysis with readily available software for the personal computer. The four components to this approach are: (1) collecting data in a memory-enhancing time-line format; (2) entering data from time lines into a(More)
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