JAMA : the journal of the American Medical Association
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Although the association between Alzheimer disease (AD) and the apolipoprotein E epsilon4 (APOE-epsilon4) allele has been confirmed worldwide, it appears to be inconsistent among African Americans, Hispanics, and Nigerians. ⋯ The presence of an APOE-epsilon4 allele is a determinant of AD risk in whites, but African Americans and Hispanics have an increased frequency of AD regardless of their APOE genotype. These results suggest that other genes or risk factors may contribute to the increased risk of AD in African Americans and Hispanics.
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Biography Historical Article
Effect of Nancy Reagan's mastectomy on choice of surgery for breast cancer by US women.
While the actions of popular figures are believed to influence the behavior of the general public, including health care decisions, little research has examined such an effect. ⋯ Celebrity role models can influence decisions about medical care. The influence appears strongest among persons who demographically resemble the celebrity, and those of lower income and educational status.