Cigarette Smoking Reduction and Health Risks: A Systematic Review and Meta-analysis

Abstract Introduction Studies have shown the health benefits of cigarette smoking cessation. However, the literature remains unclear about the relationship between smoking reduction and health risks. This comprehensive review and meta-analysis updates previous reviews with the newest estimates. Aims...

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Bibliographic Details
Published in:Nicotine & tobacco research 2021-03, Vol.23 (4), p.635-642
Main Authors: Chang, Joanne T, Anic, Gabriella M, Rostron, Brian L, Tanwar, Manju, Chang, Cindy M
Format: Article
Language:English
Subjects:
Cardiovascular Diseases - epidemiology
Cigarette Smoking - therapy
Humans
Neoplasms - epidemiology
Risk Factors
Smokers - psychology
Smoking Cessation - statistics & numerical data
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Summary:Abstract Introduction Studies have shown the health benefits of cigarette smoking cessation. However, the literature remains unclear about the relationship between smoking reduction and health risks. This comprehensive review and meta-analysis updates previous reviews with the newest estimates. Aims and Methods We conducted a systematic review and meta-analysis evaluating the association between smoking reduction and some health risks in observational studies. We defined the following smoking categories: heavy smokers smoked ≥15–20 cigarettes per day (CPD), moderate smokers smoked 10–19 CPD, and light smokers smoked
ISSN:1469-994X
1469-994X
DOI:10.1093/ntr/ntaa156