CANNABIS AS CAUSE OF PSYCHOSIS: EFFECTS ON INCIDENCE AND PERSISTENCE OF PSYCHOTIC SYMPTOMS
Rebecca Kuepper, Jim van Os, Inez Myin-Germeys, Roselind Lieb, Hans-Ulrich Wittchen, Cecile Henquet
Background: Adolescent cannabis use has been shown to increase the risk for the later development of psychotic symptoms. There is still debate, however, whether this association is causal or follows the so-called self-medication hypothesis. Further, it is unknown whether cannabis use impacts on persistence rates of psychotic symptoms.