Chunk #12 — MATERIALS AND METHODS — Genetic association analyses

Source

Multiple cholinergic nicotinic receptor genes affect nicotine dependence risk in African and European Americans.

Embedded

yes

Text

To clarify comparisons between previously published data and new data, we also present separate association results in the new EA sample only (N=454), the original EA sample only (N = 1608), and all EAs (N=2062), using a 1-df test of the SNP term with gender and age covariates included.