What question did this study set out to answer?

To analyze the prevalence of e-cigarette use in Brazil and the sociodemographic and geographic factors associated with it.

E-cigarette use in Brazil—prevalence and associated factors in a national cross-sectional study of 16,093 adults: a short communication

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Cross-sectional analysis finds e-cigarette use in Brazil linked to age, sex, and ethnicity.

To analyze the prevalence of e-cigarette use in Brazil and the sociodemographic and geographic factors associated with it.
Cross-sectional analytical study using data from Vigitel 2023
Analyzed sociodemographic characteristics and e-cigarette use
Weighted multivariable logistic regression to assess independent associations
Current e-cigarette use prevalence is 5.55% among 16,093 adults.
Younger age is strongly associated with e-cigarette use (aOR per year=0.93; 95% CI 0.92-0.94; p<1).
Men have 34% higher odds of using e-cigarettes compared to women (aOR=1.34; 95% CI 1.12-1.6; p<0.01).

Damasceno-de-Freitas et al. (2026) studied this question.

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