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Related Concept Videos

Characteristics of Life01:23

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Biology is a natural science that studies life and living organisms, including their structure, function, development, interactions, evolution, distribution, and taxonomy. The field's scope is extensive and divided into several specialized disciplines, such as anatomy, physiology, ethology, genetics, and many more. All living things share a few key traits, including cellular organization, heritable genetic material and the ability to adapt/evolve, metabolism to regulate energy needs, the...
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When a force is applied parallel to the top surface of a solid, it resists the applied force due to the internal frictional forces between the layers of the solid known as shearing resistance. However, when the force is removed, the shearing forces restore the original shape of the solid. Other deformation forces also cause temporary changes in shape if the forces are not beyond a threshold magnitude. Solids tend to retain their shape, making the study of their rest and motion easier. Beyond...
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Brain Morphology of Cannabis Users With or Without Psychosis: A Pilot MRI Study
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Dual Users and Electronic Cigarette Only Users: Consumption and Characteristics.

Alexander S Lee1, Joy L Hart1, Kandi L Walker1

  • 1Department of Communication, University of Louisville, Louisville, Kentucky, USA and American Heart Association Tobacco Regulation and Addiction Center, Dallas, Texas, USA.

International Journal of Healthcare and Medical Sciences
|November 20, 2018
PubMed
Summary

E-cigarette only users consume more nicotine than dual users. Dual users have their first nicotine exposure earlier in the day, indicating different usage patterns between these groups.

Keywords:
Dual useE-juiceElectronic cigaretteNicotine consumptionVapeVape shop

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Area of Science:

  • Tobacco Control
  • Public Health
  • Addiction Science

Background:

  • E-cigarette use is increasing, with devices often marketed for smoking cessation.
  • Distinguishing between exclusive e-cigarette users and dual users (combustible tobacco and e-cigarettes) is crucial for understanding consumption patterns.

Purpose of the Study:

  • To compare the perceptions and consumption behaviors of dual e-cigarette and combustible tobacco users with those who use only e-cigarettes.

Main Methods:

  • The study utilized the Electronic Cigarette Opinion Survey (ECOS) with 78 participants.
  • Assessed e-juice quantity, nicotine consumption, and time to first nicotine exposure.
  • Employed multivariable logistic regression to analyze associations between usage behaviors and user type.

Main Results:

  • E-cigarette only users reported higher nicotine levels in e-juice and greater monthly nicotine intake compared to dual users.
  • Dual users exhibited significantly earlier first nicotine exposure post-waking than e-cigarette only users.
  • E-juice consumption and time to first nicotine exposure were significantly associated with being an e-cigarette only user.

Conclusions:

  • Findings highlight distinct usage patterns and nicotine consumption levels between e-cigarette only and dual users.
  • Understanding these differences is vital for effective e-cigarette regulation and public health messaging.
  • Public health campaigns must address the evolving and uncertain safety profile of e-cigarettes.