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Related Experiment Video

Updated: Dec 19, 2025

Comparing the Effects of Electronic Cigarette Vapor and Cigarette Smoke in a Novel In Vivo Exposure System
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Electronic Cigarette Use Among U.S. Adults, 2018.

Maria A Villarroel, Amy E Cha, Anjel Vahratian

    NCHS Data Brief
    |June 4, 2020
    PubMed
    Summary

    In 2018, 8.1 million adults used e-cigarettes, a public health concern linked to lung injuries. This study examines electronic cigarette use in U.S. adults and its relation to cigarette smoking.

    Area of Science:

    • Public Health
    • Epidemiology
    • Tobacco Control

    Background:

    • Electronic cigarette (e-cigarette) use is a significant public health concern in the U.S.
    • E-cigarette use has been associated with a recent outbreak of lung injuries and fatalities.
    • Nicotine, commonly found in e-cigarettes, is highly addictive, posing long-term health risks.

    Purpose of the Study:

    • To examine the prevalence of e-cigarette use among U.S. adults aged 18 and over.
    • To analyze e-cigarette usage patterns based on sociodemographic characteristics.
    • To investigate the relationship between e-cigarette use and current cigarette smoking status.

    Main Methods:

    • Analysis of national survey data on adult e-cigarette and cigarette consumption.
    • Examination of sociodemographic factors associated with e-cigarette use.

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  • Cross-tabulation of e-cigarette users with cigarette smoking status.

    • Main Results:

    • In 2018, an estimated 8.1 million U.S. adults were current e-cigarette users.
    • The most common tobacco product combination among adults was e-cigarettes and cigarettes.
    • E-cigarette use prevalence varied across different sociodemographic groups (details not provided in abstract).

    Conclusions:

    • E-cigarette use represents a substantial public health issue among U.S. adults.
    • Concurrent use of e-cigarettes and traditional cigarettes is prevalent.
    • Further research is needed to understand the long-term health implications and inform public health strategies.