253 results match your criteria: "Institute for Global Tobacco Control[Affiliation]"

Background: Despite limited scientific evidence, public perceptions of cannabis as health enhancing are significant. As food products, cannabis edibles (edibles), may also leverage food-related associations that convey health. Social media is a prominent and influential source of largely unregulated cannabis information and a potential place to correct misinformation.

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Purpose: In the setting of an established childhood pneumococcal vaccination programme with immediate initiation and treatment of antiretroviral therapy (ART) for people living with HIV (PLWH), the risk of adult pneumococcal community-acquired pneumonia (CAP) is not recently described. We aimed to investigate CAP incidence, recurrence, mortality, risk factors and microbiology before and during the COVID-19 pandemic.

Participants: Adults aged ≥18 years were enrolled in three South African provinces from March 2019 to October 2021, with a brief halt during the initial COVID-19 lockdown.

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Background: Illicit cigarette consumption (ICC) results in cheaper cigarettes and lost tax revenue. Although several methods estimate the ICC proportion, the one based on cigarette butt (CB), the most littered item worldwide, is less common. This study aimed at estimating the ICC proportion of Guarujá, a major Brazilian city, based on littered CBs.

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From Doubt to Confidence-Overcoming Fraudulent Submissions by Bots and Other Takers of a Web-Based Survey.

J Med Internet Res

December 2024

Institute for Global Tobacco Control, Department of Health, Behavior and Society, Johns Hopkins University, Baltimore, MD, United States.

In 2019, we launched a web-based longitudinal survey of adults who frequently use e-cigarettes, called the Vaping and Patterns of E-cigarette Use Research (VAPER) Study. The initial attempt to collect survey data failed due to fraudulent survey submissions, likely submitted by survey bots and other survey takers. This paper chronicles the journey from that setback to the successful completion of 5 waves of data collection.

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Introduction: Since 2016, the U.S. Food and Drug Administration (FDA) has required e-cigarette packaging and advertising to bear the warning: "WARNING: THIS PRODUCT CONTAINS NICOTINE.

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Background: In 2017, Indonesia initiated the amendment of its 11-year-old tobacco control regulation (PP 109/2012) to reduce smoking among youth, but the process was stalled. The proposed changes in the regulation include a full ban on tobacco advertising, promotion and sponsorship (TAPS), increasing health warning label (HWL) size and regulating electronic cigarettes (e-cigarettes). This study analysed the arguments and actors for and against the PP 109/2012 amendment in online media articles.

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 Many people who smoke cigarettes report believing that nicotine causes cancer, a misperception that may reduce interest in switching to noncombustible nicotine products. Quantitative survey questions do not capture how this population thinks about nicotine and switching to noncombustible products.  This study used an online convenience sample of 193 US adults who smoke cigarettes and reported that nicotine causes cancer.

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Background: Mitigating attrition is a key component to reduce selection bias in longitudinal randomized controlled trials (RCTs). Few studies of electronic nicotine delivery systems (ENDS) allow for the examination of long-term retention. This analysis explores the relationship between attrition, baseline measures, and condition assigned for a RCT involving ENDS differing in nicotine delivery over a 24-week intervention period.

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Article Synopsis
  • Revised Tobacco-Free Educational Institutes (ToEFI) guidelines were introduced in 2019 to promote a tobacco-free environment within schools, aiming for a healthier lifestyle and providing resources for tobacco cessation.
  • A study conducted in March 2021 assessed 19 Madhyamik Vidyalays (MVs) in Pune District for their compliance with these guidelines, using a self-evaluation scorecard.
  • Results showed that most MVs displayed minimal awareness of tobacco-free policies, with no school meeting four or more of the nine criteria, indicating a lack of emphasis on the revised guidelines and resulting in no school achieving tobacco-free status.
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Introduction: Previous studies have identified pricing strategies that the tobacco industry employs to try to minimise the impact of tobacco taxation, but these studies are mostly about high-income countries. This research examines industry price responses to a recent cigarette tax increase in Mexico, including in the capsule cigarette segment that has expanded rapidly in Latin America.

Methods: Data of cigarette prices and sales in Mexico between October 2018 and September 2021 licensed from NielsenIQ were used following a quasi-experimental design to analyse price changes after excise tax increases with fixed effect models by product.

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Rotation of tobacco health warnings and messages: challenges and recommendations for implementation.

Tob Control

June 2024

Institute for Global Tobacco Control, Department of Health, Behavior and Society, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA.

Health warnings and messages-or health warning labels (HWLs)-are integral to tobacco control efforts, but their sustained impact necessitates regular rotation. This paper explores challenges in HWL rotation implementation across six diverse countries: Chile, Guyana, Indonesia, Jamaica, Mexico, and Vietnam. 19 in-depth interviews were conducted with government officials and representatives from civil society organisations and academia.

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Introduction: Monitoring tobacco use during pregnancy is critical for achieving the United Nations Sustainable Development Goals. We examined changes between 2013 and 2019 in the relative differences in smoking prevalence rates between pregnant and nonpregnant women aged 18-49 years.

Aims And Methods: We used data from a nationally representative health survey conducted in Brazil in 2013 and 2019.

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Is Maintenance or Switching Between Freebase and Nicotine Salt Liquid Associated with Electronic Nicotine Delivery Systems Dependence?

Subst Use Misuse

November 2024

Institute for Global Tobacco Control, Department of Health, Behavior and Society, Johns Hopkins Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland, USA.

Background: Electronic nicotine delivery systems (ENDS) use one of two formulations of nicotine-freebase or nicotine salt. This study examines whether maintenance or switching between nicotine formulations is associated with ENDS dependence using longitudinal survey data.

Methods: 543 U.

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Reasons for continued usage of ENDS: Differences by device and liquid characteristics among US adults.

Tob Prev Cessat

June 2024

Institute for Global Tobacco Control, Department of Health, Behavior and Society, Johns Hopkins Bloomberg School of Public Health, Johns Hopkins University, Baltimore, United States.

Introduction: Motivations for using electronic nicotine delivery systems (ENDS) include quitting or reducing cigarette smoking, flavor, and addiction. This study examines whether the primary reason for continued ENDS usage changes over time, and its association with device and liquid characteristics.

Methods: Data are from a longitudinal cohort study and include 526 US adults (≥21 years) using ENDS frequently (≥5 days/week) as self-reported, and uploaded photos of their most used ENDS devices and liquids and self-reported primary reason for continued ENDS usage in wave 2 (December 2020-April 2021) and wave 5 (February-April 2023).

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Introduction: Addressing cigarette and e-cigarette use in China is key to reducing the global tobacco epidemic. Marketing exposure is one causal factor for adolescent smoking and e-cigarette use. Currently, China restricts cigarette and e-cigarette ads in public places and online; however, there may not be full policy compliance.

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Introduction: Banning Point-of-Sale (POS) advertising and product display is an important tobacco control strategy. Depok, Indonesia enacted some regional tobacco control policies regulating the POS environment in 2021. This study examined changes in compliance before and after the implementation of these policies as of 2021.

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Introduction: Monitoring tobacco industry marketing strategies in countries that have introduced plain packaging helps with documenting variations in the market during the transition period. Uruguay implemented plain packaging in February 2020. We describe changes in the characteristics of tobacco packaging, content and sticks before and after plain packaging implementation.

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Introduction: The majority of decisions on electronic nicotine delivery system (ENDS) premarket tobacco product applications (PMTAs) were made from October 2020 to February 2023; 99% (>25 million) had determinations by March 2023 and just twenty-three received marketing granted orders. We examined the unique devices and liquids used among US adults frequently using ENDS before, during, and after a majority of PMTA decisions were made.

Methods: Data are from waves 1-5 (W1: May-Oct 2020, n=1179; W5: Feb-Apr 2023, n=1290) of a longitudinal survey of US adults (≥21 years) using ENDS ≥5 days/week.

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E-Cigarette "Tobacco Flavor," How Do I Name Thee? Let Me Count the Ways….

Nicotine Tob Res

July 2024

Department of Health, Behavior & Society, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, MD, USA.

Introduction: In recent years, hundreds of jurisdictions around the world have enacted policies that prohibit sales of flavored e-cigarettes. In most cases, these jurisdictions permit the sale of tobacco flavored e-cigarettes. We sought to understand how tobacco flavor in e-cigarette advertisements were presented.

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Introduction: The study aims to understand the facilitators and barriers associated with enforcing and complying with Türkiye's smoke-free policy from the perspective of hospitality venue owners and employees.

Methods: A qualitative open-ended survey was conducted in Istanbul and Ankara in 2021 with 58 respondents from 3 different districts in each city from four types of venues: restaurants, traditional coffee and waterpipe houses, and European-style cafés. The open-ended survey included questions to understand the knowledge, beliefs, and attitudes of respondents about Türkiye's smoke-free policy and their perceptions of the facilitators and/or barriers to smoke-free policy implementation and changes after COVID-19.

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Background: Tobacco product litter may be a form of postconsumption marketing if the littered items are branded. We conducted an observational study in India to assess the presence of tobacco product litter and determine the proportion that included branding.

Methods: During November-December 2022, we identified tobacco product litter (cigarette/bidi butts and packaging; smokeless tobacco packaging) in nine Indian cities: Bengaluru, Bhubaneswar, Chennai, Delhi, Guwahati, Hyderabad, Lucknow, Mumbai and Patna.

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