Evidence map›Paper›PMID 27460859›Full record

ArticleDrug and alcohol dependence2016

Medical marijuana legalization and cigarette and marijuana co-use in adolescents and adults.

Julie B Wang, Danielle E Ramo, Nadra E Lisha, Janine K Cataldo

Abstract read
In one paragraph

Article in Drug and alcohol dependence, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed
8.6field-weighted citation impact, top 2% of its field
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

64 citing papers in PubMed, 83 citations in OpenAlex.

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  5. Past-Month Tobacco and Cannabis Co-Use by Chronic Disease and Sociodemographic Factors Among U.S. Adults 65+ Years (2021-2023).Journal of applied gerontology : the official journal of the Southern Gerontological Society · 2026
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  17. Support Provided by Stop-Smoking Practitioners to Co-users of Tobacco and Cannabis: A Qualitative Study.Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco · 2024
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4 more citing papers are in PubMed but not listed here.

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 at 1 institution in 1 country.

Julie B WangCenter for Tobacco Control Research and Education, Cardiovascular Research Institute, University of California, San Francisco, 530 Parnassus Avenue, San Francisco, CA 94143, USA. Electronic address: julie.wang@ucsf.edu.
Danielle E RamoCenter for Tobacco Control Research and Education, Cardiovascular Research Institute, University of California, San Francisco, 530 Parnassus Avenue, San Francisco, CA 94143, USA; Department of Psychiatry and Weill Institute for Neurosciences, University of California, San Francisco, 401 Parnassus Avenue, Box RAM 0984, San Francisco, CA 94143, USA.
Nadra E LishaCenter for Tobacco Control Research and Education, Cardiovascular Research Institute, University of California, San Francisco, 530 Parnassus Avenue, San Francisco, CA 94143, USA.
Janine K CataldoCenter for Tobacco Control Research and Education, Cardiovascular Research Institute, University of California, San Francisco, 530 Parnassus Avenue, San Francisco, CA 94143, USA; Department of Physiological Nursing, University of San Francisco, 2 Koret Way, Box 0610, San Francisco, CA 94143, USA.
University of California, San Francisco · US

Funding

Training and Education p489-500P50CA180890 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI GLANTZ, STANTON ARNOLD · 2013 to 2018
$20.5M
Countering Young Adult Tobacco Marketing in BarsU01CA154240 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI LING, PAMELA MAY · 2011 to 2015
$6.1M
Postdoctoral training in tobacco controlR25CA113710 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI GLANTZ, STANTON ARNOLD · 2006 to 2015
$5.4M
Postdoctoral training in tobacco controlT32CA113710 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI LING, PAMELA MAY · 2016 to 2020
$2.6M
Social Media Intervention for Young Adult SmokersK23DA032578 · NIDA · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI RAMO, DANIELLE E · 2012 to 2016
$927k
NCI NIH HHS P50 CA180890NCI NIH HHS R25 CA113710NCI NIH HHS T32 CA113710NCI NIH HHS U01 CA154240NIDA NIH HHS K23 DA032578
6 · The paper itself

Abstract

backgroundMedical marijuana legalization is associated with a higher prevalence of marijuana use which may affect cigarette use and nicotine dependence in co-users. In the present study, we examined relationships between statewide legalization of medical marijuana and prevalence of cigarette and marijuana co-use and nicotine dependence in co-using adolescents and adults.

methodsData were analyzed from the 2013 National Survey on Drug Use and Health. We compared cigarette and marijuana co-use in the past 30days across age categories (12-64 years) by statewide medical marijuana legalization. Logistic regression models were used to estimate the odds of having nicotine dependence among current cigarette smokers who also reported past 30-day marijuana use and "ever but not current" marijuana use (vs. "never" use) adjusting for covariates including statewide legalization of medical marijuana.

resultsOverall, 5.1% of the sample reported past 30-day cigarette and marijuana co-use and a higher proportion of co-users resided in states where medical marijuana was legal compared to illegal (5.8% vs. 4.8%; p=0.0011). Co-use was associated with greater odds of having nicotine dependence compared to cigarette-only use across age categories. Odds were highest and up to 3-times higher in adolescents aged 12-17 years (OR=3.54; 95%CI: 1.81-6.92) and adults aged 50-64 years (OR=3.08; CI: 1.45-6.55).

conclusionMarijuana policy could inadvertently affect cigarette and marijuana co-use and pose challenges to tobacco cessation.

Indexed as

Legislation, DrugTobacco ProductsAdolescentAdultCannabisChildCross-Sectional StudiesFemaleHumansMaleMarijuana SmokingMedical MarijuanaMiddle AgedSmokingYoung AdultMedical MarijuanaCigaretteCo-useMarijuanaMedical marijuana policyNicotine dependenceTobacco control

Identifiers

PMID27460859
PMCPMC4983542
OpenAlexW2495092914

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

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.