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Original research
Evaluation of the efficacy of an intersection conflict warning system at two-way stop-controlled rural intersections: difference-in-differences and triple-difference analytical approaches

Authors

  • Disi Tian Midwest Center for Occupational Health and Safety Education and Research Center, Division of Environmental Health Sciences, School of Public Health, University of Minnesota, Minneapolis, Minnesota, USA PubMed articlesGoogle scholar articles
  • Susan G Gerberich Midwest Center for Occupational Health and Safety Education and Research Center, Division of Environmental Health Sciences, School of Public Health, University of Minnesota, Minneapolis, Minnesota, USA PubMed articlesGoogle scholar articles
  • Hyun Kim Midwest Center for Occupational Health and Safety Education and Research Center, Division of Environmental Health Sciences, School of Public Health, University of Minnesota, Minneapolis, Minnesota, USA PubMed articlesGoogle scholar articles
  • Andrew D Ryan Midwest Center for Occupational Health and Safety Education and Research Center, Division of Environmental Health Sciences, School of Public Health, University of Minnesota, Minneapolis, Minnesota, USA PubMed articlesGoogle scholar articles
  • Darin J Erickson Division of Epidemiology and Community Health, School of Public Health, University of Minnesota, Minneapolis, Minnesota, USA PubMed articlesGoogle scholar articles
  • Nichole L Morris HumanFIRST Laboratory, Department of Mechanical Engineering, University of Minnesota, Minneapolis, Minnesota, USA PubMed articlesGoogle scholar articles
  1. Correspondence to Dr Disi Tian, Midwest Center for Occupational Health and Safety Education and Research Center, Division of Environmental Health Sciences, School of Public Health, University of Minnesota, Minneapolis, MN 55455, USA; tianx229{at}umn.edu
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Citation

Tian D, Gerberich SG, Kim H, et al
Evaluation of the efficacy of an intersection conflict warning system at two-way stop-controlled rural intersections: difference-in-differences and triple-difference analytical approaches
Injury Prevention 2022;28:204-210.

Publication history

  • Received June 9, 2021
  • Accepted August 30, 2021
  • First published October 29, 2021.
Online issue publication 
May 18, 2023

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© Author(s) (or their employer(s)) 2022. No commercial re-use. See rights and permissions. Published by BMJ.