Impact of banning smoking in cars with children on exposure to second-hand smoke: a natural experiment in England and Scotland [article]

Anthony Laverty, Thomas Hone, Phili E Anyanwu, David Taylor Robinson, Frank de Vocht, Christopher Millett, Nicholas Hopkinson
2019 biorxiv/medrxiv   pre-print
A ban on smoking in cars with children was implemented in April 2015 in England and December 2016 in Scotland. With survey data from both countries (NEngland=3,483-6,920 and NScotland=232-319), we used this natural experiment to assess the impact of the ban using a difference-in-differences approach. We conducted logistic regression analyses within a Difference-in-Difference framework and adjusted for age, sex, a marker of deprivation and survey weighting for non-response. Among children aged
more » ... -15 years, self-reported levels of regular exposure to smoke in cars were 3.4% in 2012, 2.2% in 2014 and 1.3% in 2016 for Scotland and 6.3%, 5.9% and 1.6% in England. The ban was associated with a 73% reduction (95%CI -59%, -81%) in self-reported exposure to tobacco smoke among children.
doi:10.1101/19006353 fatcat:lv5jrsxiebgqjcfpp3xwrgbx6i