Authors
Magdalena Cerdá, Melanie Wall, Tianshu Feng, Katherine M Keyes, Aaron Sarvet, John Schulenberg, Patrick M O’malley, Rosalie Liccardo Pacula, Sandro Galea, Deborah S Hasin
Publication date
2017/2/1
Journal
JAMA pediatrics
Volume
171
Issue
2
Pages
142-149
Publisher
American Medical Association
Description
Importance
Historical shifts are occurring in marijuana policy. The effect of legalizing marijuana for recreational use on rates of adolescent marijuana use is a topic of considerable debate.
Objective
To examine the association between the legalization of recreational marijuana use in Washington and Colorado in 2012 and the subsequent perceived harmfulness and use of marijuana by adolescents.
Design, Setting, and Participants
We used data of 253 902 students in eighth, 10th, and 12th grades from 2010 to 2015 from Monitoring the Future, a national, annual, cross-sectional survey of students in secondary schools in the contiguous United States. Difference-in-difference estimates compared changes in perceived harmfulness of marijuana use and in past-month marijuana use in Washington and Colorado prior to recreational marijuana legalization (2010-2012) with postlegalization (2013-2015) vs the …
Scholar articles
M Cerdá, M Wall, T Feng, KM Keyes, A Sarvet… - JAMA pediatrics, 2017