Data for the nationally representative report were primarily from surveys of 12th grade boys and girls between 1979 and 2004 as a part of the Monitoring the Future Study, an ongoing project by the University of Michigan’s Institute for Social Research that studies substance abuse among adolescents and young adults.
Deviant behavior among adolescents tends to increase with use of marijuana, even among occasional users, concludes a report by Michelle Little, a fellow at the Prevention Research Center at Arizona State University in Tempe.
The study found that teenage boys who are prone to antisocial behaviors match their marijuana use to that of their peers. Teenage girls who are prone to the same antisocial behavior were less influenced by peer use.
About a third of 12th graders surveyed for the study reported having used marijuana in 2004, a slight decrease from the 39 percent of 12th graders who reported marijuana use in 1997.
Data for the nationally representative report were primarily from surveys of 12th grade boys and girls between 1979 and 2004 as a part of the Monitoring the Future Study, an ongoing project by the University of Michigan’s Institute for Social Research that studies substance abuse among adolescents and young adults.
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