Increasing the dose of television advertising in a national antismoking media campaign: results from a randomised field trial

摘要

BackgroundWhile antismoking media campaigns have demonstrated effectiveness, less is known about the country-level effects of increased media dosing. The 2012 US Tips From Former Smokers (Tips) campaign generated approximately 1.6 million quit attempts overall; however, the specific dose–response from the campaign was only assessed by self-report.