Facets of impulsivity in the relationship between antisocial personality and abstinence.

Most individuals who enter drug treatment programs are unable to maintain long-term abstinence. This problem is especially relevant for those presenting with Antisocial Personality Disorder (ASPD). In examining potential mechanisms underlying the relationship between ASPD and abstinence, one factor that may be especially useful is the personality variable of impulsivity.

Determination of the reliability and validity of the Marijuana Craving Questionnaire using imagery scripts.

The purpose of this study was to determine the reliability and validity of the Marijuana Craving Questionnaire (MCQ) by using active imagery of auditorily presented scripts. Current marijuana users (n = 48) imagined scripts that varied in amount of descriptors of desire to smoke marijuana, from no-urge to high-urge content. Self-reported marijuana craving significantly increased as a function of script-urge intensity on Factors 1, 3, and 4 of the MCQ.