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Neuropsychological Performance In Cannabis Users And Non-Users Following Motivation Manipulation, Michelle Stiles

Psychology

Background: Previous research has yielded conflicting results regarding the long term consequences of cannabis use on cognitive functioning. Although in the cannabis literature, there is a commonly held belief associated with cannabis use called, “amotivational syndrome” the authors were unable to find any studies of neuropsychological performance that attempted to manipulate motivation. Methods: Fifty-five undergraduates (34 cannabis users and 21 non-users) participated in an extensive neuropsychological battery. The experimenter read a statement at the beginning of the battery designed to induce motivation. Group differences on test performance were calculated with a one-way analysis of variance (ANOVA) for tests that did …