"Hardcore" definitions and their application to a population-based sample of smokers
Michelle L Costa1, Joanna E Cohen, Michael O Chaiton
1Ontario Tobacco Research Unit, University of Toronto, Toronto, Ontario, Canada.
Summary
Defining "hardcore" smokers is complex, with estimates varying widely based on the definition used. This study highlights the need for a standardized definition to accurately assess the prevalence of persistent smokers.
Area of Science:
- Public Health
- Epidemiology
- Tobacco Control
Background:
- Declining smoking rates may lead to a higher proportion of "hardcore" smokers.
- Various definitions of "hardcore" smokers exist in scientific literature.
- Understanding this demographic is crucial for targeted cessation interventions.
Purpose of the Study:
- To identify and describe population-based definitions of "hardcore" smokers.
- To compare prevalence estimates using different "hardcore" smoker definitions.
- To assess the concordance between various definitions.
Main Methods:
- A comprehensive literature search identified six distinct "hardcore" smoker definitions.
- Prevalence was estimated using the Ontario Tobacco Survey (2005-2008).
- Bivariate cross-tabulations examined definition concordance.
Main Results:
- Definitions incorporated quit intentions, nicotine dependence, long-term use, and awareness of hazards.
- Estimated "hardcore" smoker prevalence in Ontario ranged significantly from 0.03% to 13.77%.
- Considerable variation in prevalence estimates was observed across definitions.
Conclusions:
- The prevalence of "hardcore" smokers varies substantially depending on the definition employed.
- A lack of consensus on a standardized definition hinders accurate population assessment.
- Further research is needed to establish a definitive, population-based "hardcore" smoker definition.
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