Evidence map›Paper›PMID 34789264›Full record

ArticleHarm reduction journal2021

Prevalence and characteristics of ever regular use of non-combustible nicotine for 1 year or more: a population survey in England.

Sharon Cox, Jamie Brown, Loren Kock, Lion Shahab

Abstract read
In one paragraph

Article in Harm reduction journal, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Trends in Single and Multiple Noncombustible Nicotine Product Use: A Population Study in England.Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco · 2025
    Article
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Sharon CoxDepartment of Behavioural Science and Health, University College London, London, UK. s.cox@ucl.ac.uk.ORCID 0000-0001-8494-5105
Jamie BrownDepartment of Behavioural Science and Health, University College London, London, UK.
Loren KockDepartment of Behavioural Science and Health, University College London, London, UK.
Lion ShahabDepartment of Behavioural Science and Health, University College London, London, UK.

Funding

Cancer Research UK 22962Cancer Research UK C1417/A22962
6 · The paper itself

Abstract

introductionUp-to-date monitoring of non-combustible nicotine products (e.g. e-cigarettes, nicotine replacement therapies (NRT), heated tobacco products (HTP); NNP) is important to assess their impact. To date, there is little evidence on the association between ever regular use (defined here as 1 year or more) of NNP and current smoking status. AIMS/

methodsThe purpose of this study was to examine the prevalence, and sociodemographic, alcohol and smoking status correlates, of ever regular use of NNP in England in 2020. A cross-sectional survey of adults in England was conducted between February and June 2020.

resultsA total of 8486 adults were surveyed; 94.9% (8055) were complete cases. The weighted prevalence of ever regular NNP use was 5.4% (n = 436; 95% CI 5.0-6.0), of which 82% (n = 360; 95% CI 78.7-85.8) was single and 18% (n = 79; 95% CI 14.8-22) multiple product use. Amongst ever regular NNP users, the prevalence of ever regular NRT, e-cigarette and HTP use was 64.7% (95% CI 60.1-69), 43.4% (95% CI 38.8-48) and 2.5% (95% CI 1.4-4.5), respectively. In adjusted analysis, ever regular NNP use was associated with smoking status, being significantly higher among current (22.3%; adjusted OR (aOR) 34.9, 95% CI 24.0-50.8) and ex-smokers (12.7%, aOR 19.8, 95% CI 11.1-14.4) than among never-smokers (0.6%). More advantaged occupational grade (aOR, 1.27 95% CI 1.02-1.57) and at least hazardous alcohol use (aOR, 1.38 95% CI 1.06-1.78) were associated with greater prevalence of ever regular NNP use.

conclusionsEver regularly using NNP was highest among smokers and ex-smokers and rare among never-smokers. Among people who have ever regularly used NNP, NRT is the most popular.

Indexed as

Electronic Nicotine Delivery SystemsSmoking CessationAdultCross-Sectional StudiesEnglandHumansNicotinePrevalenceTobacco Use Cessation DevicesNicotineE-cigarettesNicotineNon-combustible nicotineSmokingTobacco cessation

Identifiers

PMID34789264
PMCPMC8596367

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.