[Internalizing problem behaviour and cannabis use: associations and variables of influence in a cross-sectional study of 14- to 23 year old cannabis users].

Regarding the association between internalizing problem behaviour and cannabis use in adolescents and young adults, several studies were published in recent time. Using cross-sectional data from adolescent and young adult cannabis users of the project "CAN Stop" (n = 239; age 14-23), associations between internalizing problem behaviour, cannabis effects expectancies, number of psychosocial problems and severity of dependence were analysed with an age- and gender-sensitive perspective. By describing young cannabis users, we seek to deepen the understanding of the association between cannabis use and internalizing problem behaviour.

Targeting children of substance-using parents with the community-based group intervention TRAMPOLINE: a randomised controlled trial--design, evaluation, recruitment issues.

Background: Children of substance-abusing parents are at risk for developing psychosocial development problems. In Germany it is estimated that approx. 2.