Joanna E Cohen

ORCID: 0000-0002-3869-3637
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About
Contact & Profiles
Research Areas
  • Smoking Behavior and Cessation
  • Global Public Health Policies and Epidemiology
  • Obesity, Physical Activity, Diet
  • Behavioral Health and Interventions
  • Consumer Attitudes and Food Labeling
  • Air Quality and Health Impacts
  • Health disparities and outcomes
  • Nutritional Studies and Diet
  • Noise Effects and Management
  • School Health and Nursing Education
  • Indoor Air Quality and Microbial Exposure
  • Public Health Policies and Education
  • Consumer Packaging Perceptions and Trends
  • Consumer Behavior in Brand Consumption and Identification
  • American History and Culture
  • Media Influence and Health
  • Alcohol Consumption and Health Effects
  • Food Security and Socioeconomic Dynamics
  • Health Policy Implementation Science
  • Public Health and Nutrition
  • Data-Driven Disease Surveillance
  • Pharmaceutical industry and healthcare
  • Substance Abuse Treatment and Outcomes
  • Historical Economic and Social Studies
  • Biochemical Analysis and Sensing Techniques

Johns Hopkins University
2016-2025

Tobacco Research Institute
2017-2025

University of Baltimore
2025

University of Toronto
2013-2024

Public Health Ontario
2010-2023

Bloomberg (United States)
2015-2023

Rutgers, The State University of New Jersey
2023

Queen Mary University of London
2011-2022

Virginia Commonwealth University
2020-2022

University of California, San Francisco
2022

Objectives The number of quit attempts it takes a smoker to successfully is commonly reported figure among smoking cessation programmes, but previous estimates have been based on lifetime recall in cross-sectional samples successful quitters only. purpose this study improve the estimate prior quitting successfully. Design We used data from 1277 participants who had made an attempt Ontario Tobacco Survey, longitudinal survey smokers followed every 6 months for up 3 years beginning 2005....

10.1136/bmjopen-2016-011045 article EN cc-by-nc BMJ Open 2016-06-01

Background: Electronic cigarettes (e-cigarettes) generate an aerosol by heating a solution (e-liquid) with metallic coil. Whether metals are transferred from the coil to is unknown. Objective: Our goal was investigate transfer of e-liquid in e-cigarette tank and generated aerosol. Methods: We sampled 56 devices daily users obtained samples refilling dispenser, aerosol, remaining tank. Aerosol liquid collected via deposition droplets series conical pipette tips. Metals were reported as mass...

10.1289/ehp2175 article EN public-domain Environmental Health Perspectives 2018-02-01

<h3>Objectives</h3> Classify and describe the policy approaches used by countries to regulate e-cigarettes. <h3>Methods</h3> National policies regulating e-cigarettes were identified (1) conducting web searches on Ministry of Health websites, (2) broad searches. The mechanisms classified as new/amended laws, or existing laws. domains include restrictions prohibitions product: sale, manufacturing, importation, distribution, use, product design including e-liquid ingredients,...

10.1136/tobaccocontrol-2016-053179 article EN cc-by-nc Tobacco Control 2016-11-30

A consistent approach using standardised items to assess e-cigarette use in both youth and adult populations will aid cross-survey cross-national comparisons of the effect (and tobacco) policies improve our understanding population health impact use. Focusing on behaviour, we propose a set items, discuss their utility potential adaptation, highlight constructs that researchers should avoid without further item development. Reliable valid strengthen emerging science inform knowledge synthesis...

10.1136/tobaccocontrol-2016-053541 article EN Tobacco Control 2017-06-17

We determined which countries prohibit flavoured tobacco products and the details of those restrictions in order to identify possible gaps opportunities for these other address.

10.1136/tobaccocontrol-2019-055454 article EN cc-by-nc Tobacco Control 2020-05-15

Background China has the highest global prevalence of cigarette smokers, accounting for more than 40% total consumption in world. Considering shortage smoking cessation services China, and acceptability, feasibility, efficacy mobile-phone-based text messaging interventions quitting other countries, we conducted a study China. Methods findings We randomized controlled trial across 30 cities provinces from August 17, 2016, to May 27, 2017. Adult smokers aged 18 years older with intention quit...

10.1371/journal.pmed.1002713 article EN cc-by PLoS Medicine 2018-12-18

Based mainly on findings from clinical settings, it has been claimed that women are less likely than men to quit smoking successfully. If true, this would have important implications for tobacco control interventions. The authors aimed test possibility using data general population surveys.The used major national surveys conducted in 2006-2007 the USA (Tobacco Use Supplement Current Population Survey), Canada (Canadian Tobacco Monitoring Survey) and UK (General Household estimate rates of...

10.1136/tobaccocontrol-2011-050279 article EN Tobacco Control 2012-05-30

Heat-not-burn tobacco products, battery powered devices that heat leaf to approximately 500 degrees Fahrenheit produce an inhalable aerosol, are being introduced in markets around the world. Japan, where manufacturers have marketed several heat-not-burn brands since 2014, has been focal national test market, with intention of developing global marketing strategies. We used Google search query data estimate, for first time, scale and growth potential products. Average monthly searches...

10.1371/journal.pone.0185735 article EN cc-by PLoS ONE 2017-10-11

Objectives The province of Ontario, Canada, banned the use menthol-flavoured tobacco products as 1 January 2017. long-term impact a menthol ban on smoking behaviour has not been previously evaluated. Methods Population cohort study with baseline survey conducted September–December 2016 and follow-up January–August 2018 among residents 16 years old over who reported current (past 30 days) at completed (n=913) including 187 reporting cigarettes daily, 420 occasionally, 306 were non-menthol...

10.1136/tobaccocontrol-2018-054841 article EN Tobacco Control 2019-05-30

Background In the latter half of 2019, an outbreak pulmonary disease in USA resulted 2807 hospitalisations and 68 deaths, as 18 February 2020. Given severity outbreak, we assessed whether articles during era more frequently warned about dangers vaping internet searches for cessation increased. Methods Using Tobacco Watcher, a media monitoring platform that automatically identifies categorises news from sources across globe, obtained all (a) discussed (b) primarily vaping. We search trends...

10.1136/tobaccocontrol-2020-055755 article EN Tobacco Control 2020-10-13

In total, 3.2% of American adults report using e-cigarettes every day or some days. The Vaping and Patterns E-cigarette Use Research (VAPER) Study is a web-based longitudinal survey designed to observe patterns in device liquid use that suggest the benefits unintended consequences potential e-cigarette regulations. heterogeneity devices liquids on market, customizability liquids, lack standardized reporting requirements result unique measurement challenges. Furthermore, bots takers who...

10.2196/38732 article EN cc-by JMIR Research Protocols 2023-01-18

China has approximately 300 million current smokers, and smoking cessation services are limited. This study aimed to assess the efficacy of a Cognitive Behavioral Theory-based intervention ('WeChat WeQuit') via most popular social media platform in China, WeChat.A parallel, single-blind, two-arm randomised controlled trial was conducted WeChat between March 19, 2020 November 16, 2022. Chinese-speaking adult smokers (n = 2000) willing quit within one month were recruited 1:1 ratio. The group...

10.1016/j.eclinm.2023.102009 article EN cc-by-nc-nd EClinicalMedicine 2023-05-18

As smoking prevalence declines, some suggest that so-called "hardcore" smokers will come to represent a growing and irreducible proportion of current ("hardening hypothesis"). Different definitions smoker have been used in the literature. This paper describes population-based compares estimates derived using these definitions. Definitions identified comprehensive literature search were reduced their component constructs. We estimated as all adult Ontario, Canada, data from Ontario Tobacco...

10.1093/ntr/ntq103 article EN Nicotine & Tobacco Research 2010-07-02

<h3>Objective</h3> To examine the effect of varying levels comprehensive tobacco control on smoking in a global context. <h3>Methods</h3> Using data from WHO9s Reports Global Tobacco Epidemic, scatter plots were produced to visualise relationship between policy (2008 MPOWER composite score) and change current 2006 2009. Fixed-effect regression models assessed changes each measure All analyses stratified by sex. <h3>Results</h3> Overall, countries with higher scores experienced greater...

10.1136/tobaccocontrol-2014-051834 article EN Tobacco Control 2014-12-09
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