OBJECTIVE: To examine the linkages, cultural/ecological factors, and major psychosocial
risk factors as they relate to drug use in a sample from Colombia, South America. METHOD …

PURPOSE: To examine the influence of ecological/cultural factors and family, personality,
and peer factors present during early adolescence that influence marijuana use in late …

An integrated analysis of the data from 3 different studies was conducted to examine the
early psychosocial predictors of later marijuana use among adolescents. Longitudinal …

Objective Family involvement and several characteristics of parenting have been suggested
to be protective factors for adolescent substance use. Some parenting behaviors may have …

In 1985 approximately 120,000 American high school seniors smoked marijuana daily. We
interviewed 35 middle-class, cannabis-dependent adolescents with a mean age of 16 years …

Background Marijuana use during adolescence has various adverse psychological and
health outcomes. It is poorly understood whether the same risk factors influence different …

INTRODUCTION: This study examined the associations between psychosocial factors and
status of marijuana use: former experimentation, current occasional, and current frequent …

This study examines the interactive effects of background factors and personality/attitudinal
and perceived environmental dimensions on adolescent drug behavior. Data were collected …

Although it is well documented that intrapersonal and interpersonal risk factors are related to
the frequency of marijuana use, much less is known about the initiation of marijuana use …

The purpose of this monograph was to propose a framework, family interactional theory, for
explaining the psychosocial aspects of adolescent drug use. Three themes are stressed:(a) …