Clinical Edge

Summaries of Must-Read Clinical Literature, Guidelines, and FDA Actions

Smoking Ban in Cars: 72% Relative Drop in Percentage of Kids’ Smoke Exposure

Key clinical point: Bans on smoking in cars containing children cut many children’s exposure to secondhand smoke.

Major finding: From 2014 to 2016 in England, implementation of the smoke-free policy was associated with a 72% relative reduction in the percentage of children self-reporting smoke exposure.

Study details: A study of 3 years of self-reported survey data from children aged 13-15 years in England and Scotland.

Disclosures: The study was funded by the National Institute for Health Research School for Public Health Research. One author was funded by the Medical Research Council on a clinician scientist fellowship. The others reported no potential conflicts of interest.


Laverty AA et al. Thorax. 2020 Jan 27. doi: 10.1136/thoraxjnl-2019-213998.