Background: Drug addiction and alcoholism involve a complex etiopathogenesis with a variable degree of risk contributions from the host (person), environment, and addictive substances. In this work, temperament and character features of individuals addicted to opiates or alcohol are compared with normal controls to study personality factors in the overall risk for drug addiction.
Methods: The study was done in a permissive environment, with easy access to alcohol and heroin, which facilitated analyses of personality factors in drug choice.