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Smoking ban in cars protects children, but is vaping ‘The Elephant in the Car’?
  1. Christabella Ng,
  2. Alan Robert Smyth
  1. Division of Child Health, Obstetrics and Gynaecology, University of Nottingham, Nottingham, UK
  1. Correspondence to Professor Alan Robert Smyth, Division of Child Health, Obstetrics and Gynaecology, University of Nottingham, Nottingham NG7 2RD, UK; alan.smyth{at}

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In March 2006, smoking in public places was banned in Scotland. The following year a similar ban was introduced in England—the last of the UK home nations to adopt this policy. At the time, some suggested that the ban might paradoxically increase children’s exposure to environmental tobacco smoke (ETS) in the home. Parents who were unable to smoke in public places, such as pubs or restaurants, might instead smoke at home, thereby increase their children’s exposure to ETS. This was termed the ‘displacement hypothesis’.1 However, a systematic review of studies analysing the effects, on children’s ETS exposure, of banning smoking in public places concluded …

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  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Patient consent for publication Not required.

  • Provenance and peer review Commissioned; internally peer reviewed.

  • Data availability statement Data sharing not applicable as no data sets generated and/or analysed for this study. No data are available. Commentary therefore contains no data.

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