Prevalence of second-hand tobacco smoke in relation to smoke-free legislation in the European Union

Exposure to second-hand smoke (SHS) is an important public health problem. We assessed SHS exposure in restaurants and bars across the European Union (EU) and studied associations with country-level smoke-free legislation. Data of Eurobarometer surveys 2014 and 2017 were used to estimate country-specific prevalence of observing smoking in restaurants and bars, which can be considered a marker of SHS exposure. Additionally, we used multilevel...