Article
Methodological problems in genetic association studies of longevity--the apolipoprotein E gene as an example.
International journal of epidemiology - 1 Oct 2004
Lewis Sarah J, Brunner Eric J
Abstract excerpt
BACKGROUND: Cross-sectional genetic association studies are now widely employed to look for genes which confer longevity. Such studies are based on two assumptions; (a) initial relative allele frequencies in the different age cohorts are similar, and (b) the risk of mortality conferred by genotypes does not depend on year of birth. METHODS: We explored the validity of these assumptions and reviewed 15...
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