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Related Experiment Video

Updated: Aug 6, 2025

Comparing the Effects of Electronic Cigarette Vapor and Cigarette Smoke in a Novel In Vivo Exposure System
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Sociodemographic Differences in E-Cigarette Uptake and Perceptions of Harm.

Alyssa F Harlow1, Wubin Xie2, Aboli R Goghari2

  • 1Department of Population and Public Health Sciences, Keck School of Medicine of University of Southern California, Los Angeles, California.

American Journal of Preventive Medicine
|March 16, 2023
PubMed
Summary
This summary is machine-generated.

Socioeconomic and racial/ethnic disparities exist in e-cigarette uptake among US adult smokers. Lower socioeconomic status and minority groups were less likely to transition to e-cigarettes, potentially due to harm perceptions.

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Area of Science:

  • Public Health
  • Tobacco Control
  • Health Disparities

Background:

  • E-cigarette use is increasing among adults who smoke combustible cigarettes.
  • Understanding disparities in e-cigarette uptake is crucial for targeted tobacco control interventions.

Purpose of the Study:

  • To examine socioeconomic and racial/ethnic differences in e-cigarette uptake among US adult cigarette smokers.
  • To investigate the role of harm perceptions in these disparities.

Main Methods:

  • Analysis of five waves (2013-2019) of the US Population Assessment of Tobacco and Health Study (N=7,172).
  • Assessment of transitions from exclusive cigarette smoking to exclusive e-cigarette use, dual use, or nonuse.
  • Estimation of differences by race/ethnicity, income, and education, including harm perceptions.

Main Results:

  • Hispanic and Black adults were less likely to transition to exclusive e-cigarette use compared to White adults.
  • Higher income and education levels were associated with increased likelihood of transitioning to exclusive e-cigarette use.
  • Lower socioeconomic status and minority groups perceived e-cigarettes as more harmful, correlating with lower transition rates.

Conclusions:

  • Adults with lower socioeconomic status (SES) and minority racial/ethnic groups were less likely to use e-cigarettes as a smoking cessation tool.
  • Differences in perceived e-cigarette harm may explain some of the observed disparities in transitions among US adult smokers.