What The Study Did: This review and meta-analysis of 17 studies from the United States and Canada with nearly 200,000 adolescents found the proportion who reported cannabis vaping doubled from 2013 to 2020.
Authors: Carmen C. W. Lim, M.Sc., of the University of Queensland, St. Lucia, Queensland, Australia, is the corresponding author.
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(doi:10.1001/jamapediatrics.2021.4102)
Editor’s Note: Please see the article for additional information, including other authors, author contributions and affiliations, conflict of interest and financial disclosures, and funding and support.
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JAMA Pediatrics