Article
Improper adjustment for baseline in genetic association studies of change in phenotype.
Human heredity - 1 Jan 2009
McArdle P F, Whitcomb B W
Abstract excerpt
OBJECTIVE: In studies of associations between genetic factors and outcomes where change in phenotype is of interest, proper modeling of the data, particularly the treatment of baseline trait values, is required to draw valid conclusions. METHODS: The authors compared models of blood pressure response to a cold pressor test with and without inclusion of baseline blood pressure as a regressor and evaluate the...
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