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Research
Open Access

Association between legalization of recreational cannabis and fatal motor vehicle collisions in the United States: an ecologic study

Sarah B. Windle, Mark J. Eisenberg, Pauline Reynier, Josselin Cabaussel, Brett D. Thombs, Roland Grad, Carolyn Ells, Crystal Sequeira and Kristian B. Filion
March 17, 2021 9 (1) E233-E241; DOI: https://doi.org/10.9778/cmajo.20200155
Sarah B. Windle
Lady Davis Institute (Windle, Eisenberg, Reynier, Cabaussel, Thombs, Grad, Ells, Sequeira, Filion) and Division of Cardiology (Eisenberg), Jewish General Hospital; Departments of Epidemiology, Biostatistics and Occupational Health (Windle, Eisenberg, Thombs, Filion), Medicine (Eisenberg, Thombs, Filion), Psychiatry (Thombs), Psychology (Thombs), Educational and Counselling Psychology (Thombs), Family Medicine (Grad, Ells) and Social Studies of Medicine (Ells), McGill University; Biomedical Ethics Unit (Ells), Division of Experimental Medicine, McGill University, Montréal, Que.
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Mark J. Eisenberg
Lady Davis Institute (Windle, Eisenberg, Reynier, Cabaussel, Thombs, Grad, Ells, Sequeira, Filion) and Division of Cardiology (Eisenberg), Jewish General Hospital; Departments of Epidemiology, Biostatistics and Occupational Health (Windle, Eisenberg, Thombs, Filion), Medicine (Eisenberg, Thombs, Filion), Psychiatry (Thombs), Psychology (Thombs), Educational and Counselling Psychology (Thombs), Family Medicine (Grad, Ells) and Social Studies of Medicine (Ells), McGill University; Biomedical Ethics Unit (Ells), Division of Experimental Medicine, McGill University, Montréal, Que.
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Pauline Reynier
Lady Davis Institute (Windle, Eisenberg, Reynier, Cabaussel, Thombs, Grad, Ells, Sequeira, Filion) and Division of Cardiology (Eisenberg), Jewish General Hospital; Departments of Epidemiology, Biostatistics and Occupational Health (Windle, Eisenberg, Thombs, Filion), Medicine (Eisenberg, Thombs, Filion), Psychiatry (Thombs), Psychology (Thombs), Educational and Counselling Psychology (Thombs), Family Medicine (Grad, Ells) and Social Studies of Medicine (Ells), McGill University; Biomedical Ethics Unit (Ells), Division of Experimental Medicine, McGill University, Montréal, Que.
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Josselin Cabaussel
Lady Davis Institute (Windle, Eisenberg, Reynier, Cabaussel, Thombs, Grad, Ells, Sequeira, Filion) and Division of Cardiology (Eisenberg), Jewish General Hospital; Departments of Epidemiology, Biostatistics and Occupational Health (Windle, Eisenberg, Thombs, Filion), Medicine (Eisenberg, Thombs, Filion), Psychiatry (Thombs), Psychology (Thombs), Educational and Counselling Psychology (Thombs), Family Medicine (Grad, Ells) and Social Studies of Medicine (Ells), McGill University; Biomedical Ethics Unit (Ells), Division of Experimental Medicine, McGill University, Montréal, Que.
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Brett D. Thombs
Lady Davis Institute (Windle, Eisenberg, Reynier, Cabaussel, Thombs, Grad, Ells, Sequeira, Filion) and Division of Cardiology (Eisenberg), Jewish General Hospital; Departments of Epidemiology, Biostatistics and Occupational Health (Windle, Eisenberg, Thombs, Filion), Medicine (Eisenberg, Thombs, Filion), Psychiatry (Thombs), Psychology (Thombs), Educational and Counselling Psychology (Thombs), Family Medicine (Grad, Ells) and Social Studies of Medicine (Ells), McGill University; Biomedical Ethics Unit (Ells), Division of Experimental Medicine, McGill University, Montréal, Que.
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Roland Grad
Lady Davis Institute (Windle, Eisenberg, Reynier, Cabaussel, Thombs, Grad, Ells, Sequeira, Filion) and Division of Cardiology (Eisenberg), Jewish General Hospital; Departments of Epidemiology, Biostatistics and Occupational Health (Windle, Eisenberg, Thombs, Filion), Medicine (Eisenberg, Thombs, Filion), Psychiatry (Thombs), Psychology (Thombs), Educational and Counselling Psychology (Thombs), Family Medicine (Grad, Ells) and Social Studies of Medicine (Ells), McGill University; Biomedical Ethics Unit (Ells), Division of Experimental Medicine, McGill University, Montréal, Que.
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Carolyn Ells
Lady Davis Institute (Windle, Eisenberg, Reynier, Cabaussel, Thombs, Grad, Ells, Sequeira, Filion) and Division of Cardiology (Eisenberg), Jewish General Hospital; Departments of Epidemiology, Biostatistics and Occupational Health (Windle, Eisenberg, Thombs, Filion), Medicine (Eisenberg, Thombs, Filion), Psychiatry (Thombs), Psychology (Thombs), Educational and Counselling Psychology (Thombs), Family Medicine (Grad, Ells) and Social Studies of Medicine (Ells), McGill University; Biomedical Ethics Unit (Ells), Division of Experimental Medicine, McGill University, Montréal, Que.
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Crystal Sequeira
Lady Davis Institute (Windle, Eisenberg, Reynier, Cabaussel, Thombs, Grad, Ells, Sequeira, Filion) and Division of Cardiology (Eisenberg), Jewish General Hospital; Departments of Epidemiology, Biostatistics and Occupational Health (Windle, Eisenberg, Thombs, Filion), Medicine (Eisenberg, Thombs, Filion), Psychiatry (Thombs), Psychology (Thombs), Educational and Counselling Psychology (Thombs), Family Medicine (Grad, Ells) and Social Studies of Medicine (Ells), McGill University; Biomedical Ethics Unit (Ells), Division of Experimental Medicine, McGill University, Montréal, Que.
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Kristian B. Filion
Lady Davis Institute (Windle, Eisenberg, Reynier, Cabaussel, Thombs, Grad, Ells, Sequeira, Filion) and Division of Cardiology (Eisenberg), Jewish General Hospital; Departments of Epidemiology, Biostatistics and Occupational Health (Windle, Eisenberg, Thombs, Filion), Medicine (Eisenberg, Thombs, Filion), Psychiatry (Thombs), Psychology (Thombs), Educational and Counselling Psychology (Thombs), Family Medicine (Grad, Ells) and Social Studies of Medicine (Ells), McGill University; Biomedical Ethics Unit (Ells), Division of Experimental Medicine, McGill University, Montréal, Que.
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Online appendices

Files in this Data Supplement:

  • Appendix 1: Supplemental tables
  • Reviewer Comments
  • Original Submission
  • STROBE Statement

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