Objectives To examine whether tobacco initiation via e-cigarettes increases the likelihood of
subsequent tobacco use among a large representative sample of US adolescents. Methods …

Introduction Many smokers with chronic medical conditions use e-cigarettes. This study
assessed the association between e-cigarette use and subsequent smoking-cessation …

Introduction: Research has documented growing availability and use of e-cigarettes in the
United States over the last decade. Methods: We conducted a national panel survey of …

Since their introduction in the United States in 2007, electronic cigarettes (e-cigs) have risen
in popularity. A nationally representative sample of adults showed that between 2010 and …

Background Although most US states prohibit cigarette smoking in public places and
worksites, fewer jurisdictions regulate indoor use of electronic cigarettes (e-cigarettes) …

A Comparative Analysis of E-cigarette Users and State-Specific Prevalence Change in the
United States Between 2017 and 2018 Page 1 Review began 12/04/2020 Review ended 12/08/2020 …

Background: Limited data on electronic cigarette prevalence, patterns, and settings of use
are available from several European countries. Methods: Within the TackSHS project, a face …

Objectives We examined 1) changes in smoking and vaping behavior and associated
cotinine levels and health status among regular smokers who were first-time e-cigarette …

Methods▶ The majority of survey participants were recruited from the 2014 Illinois State Fair
and from another event—the Springfield Mile (a motorcycle racing event)—in Springfield, Ill …

A statewide survey examined prevalence, reasons for using, discontinuing use, and not
wanting to try e-cigarettes. Methods Participants (n= 6052) were adult Minnesota residents …