Associations of Nicotine Concentration Levels in E-cigarettes and Tobacco Dependence among U.S. Adults

Hongying Daisy Dai; Paula Ropp Guastello; E Melinda Mahabee-Gittens

doi:10.1093/ntr/ntag075

April 4, 2026Nicotine & Tobacco Research

Associations of Nicotine Concentration Levels in E-cigarettes and Tobacco Dependence among U.S. Adults

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Key Points

This research aims to explore the relationship between nicotine concentration in e-cigarettes and levels of nicotine dependence.
Conducted an observational analysis focusing on U.S. adults.
Examined variations in nicotine concentration levels of e-cigarettes.
Measured levels of nicotine dependence among participants.
Found a clear association between higher nicotine concentrations and increased nicotine dependence.
Suggests that nicotine levels in e-cigarettes may contribute significantly to addiction risk.

Implication

Observational analysis associates nicotine concentration with dependence in U.S. adults, suggesting significance for addiction risk.

Abstract

E-cigarette nicotine concentration was associated with nicotine dependence, suggesting that product nicotine levels may play an important role in addiction risk.

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Cite This Study

Dai et al. (2026) studied this question.

synapsesocial.com/papers/69d896a46c1944d70ce08226 https://doi.org/10.1093/ntr/ntag075

View at Publisher

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Associations of Nicotine Concentration Levels in E-cigarettes and Tobacco Dependence among U.S. Adults

Key Points

Implication

Abstract

Discussion

Cite This Study

Associations of Nicotine Concentration Levels in E-cigarettes and Tobacco Dependence among U.S. Adults

Key Points

Implication

Abstract

Discussion

Cite This Study

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