Article
A twin study of genetic and environmental influences on tobacco initiation, regular tobacco use and nicotine dependence.
Psychological medicine - 1 Oct 2004
Maes Hermine H, Sullivan Patrick F, Bulik Cynthia M, Neale Michael C, Prescott Carol A, Eaves Lindon J, Kendler Kenneth S
Abstract excerpt
BACKGROUND: Numerous twin studies have reported significant genetic contributions to the variability of tobacco initiation (TI), while fewer studies have shown similar results for the persistence of smoking behavior, or nicotine dependence (ND). As the development of ND requires regular tobacco use (RTU) which in turn requires TI, a conditional approach is necessary. METHOD: We used structural equation modeling...
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