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Author Hua Hie Yong

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Gender differences in reasons for using electronic cigarettes and product characteristics: Findings from the 2018 ITC Four Country Smoking and Vaping Survey.

Pongkwan Yimsaard, Ann McNeill, Hua-Hie Yong, K Michael Cummings, Janet Chung-Hall, Summer Sherburne Hawkins, Anne C K Quah, Geoffrey T Fong, Richard J O'Connor, Sara C Hitchman,

INTRODUCTION:Little is known about why males are more likely to use electronic cigarettes (ECs) compared to females. This study examined gender differences in reasons for vaping and characteristics of EC used (device type, device capacity, e-liquid nicotine strength, and flavour). METHODS:Data from 3938 current adult (18+ years) at-least-weekly EC users ... Read more >>

Nicotine Tob Res (Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco)
[2020, :]

Cited: 0 times

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What kind of smoking identity following quitting would elevate smokers relapse risk?

Laura Callaghan, Hua-Hie Yong, Ron Borland, K Michael Cummings, Sara C Hitchman, Geoffrey T Fong,

BACKGROUND:Research has suggested that smokers who quit smoking and continue to identify themselves as a smoker versus a non-smoker are at greater risk of relapse. This study examines the relationship between post-quit smoker identities and relapse risk of former smokers in Australia and the UK comparing those who still identified ... Read more >>

Addict Behav (Addictive behaviors)
[2021, 112:106654]

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Predictive power of dependence measures for quitting smoking. Findings from the 2016-2018 ITC Four Country Smoking and Vaping Surveys.

Michael Le Grande, Ron Borland, Hua-Hie Yong, K Michael Cummings, Ann McNeill, Mary Thompson, Geoffrey T Fong,

OBJECTIVE:To test whether urges to smoke and perceived addiction to smoking, have independent predictive value for quit attempts and short-term quit success over and above the Heaviness of Smoking Index (HSI). METHODS:Data were from the International Tobacco Control Four Country Smoking and Vaping Wave 1 (2016) and Wave 2 (2018) ... Read more >>

Nicotine Tob. Res. (Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco)
[2020, :]

Cited: 0 times

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Identifying smoker subgroups with high versus low smoking cessation attempt probability: A decision tree analysis approach.

Hua-Hie Yong, Chandan Karmakar, Ron Borland, Shitanshu Kusmakar, Matthew Fuller-Tyszkiewicz, John Yearwood,

BACKGROUND:Regression-based research has successfully identified independent predictors of smoking cessation, both its initiation and maintenance. However, it is unclear how these various independent predictors interact with each other and conjointly influence smoking behaviour. As a proof-of-concept, this study used decision tree analysis (DTA) to identify the characteristics of smoker subgroups ... Read more >>

Addict Behav (Addictive behaviors)
[2020, 103:106258]

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How the New European Union's (Pictorial) Tobacco Health Warnings Influence Quit Attempts and Smoking Cessation: Findings from the 2016-2017 International Tobacco Control (ITC) Netherlands Surveys.

Dirk-Jan A van Mourik, Math J J M Candel, Gera E Nagelhout, Marc C Willemsen, Hua-Hie Yong, Bas van den Putte, Geoffrey T Fong, Hein de Vries,

In 2016, the Netherlands was required to introduce new European Union (EU)'s (pictorial) tobacco health warnings. Our objective was to describe the pathways through which the new EU tobacco health warnings may influence quit attempts and smoking cessation among Dutch smokers. Longitudinal data from 2016 and 2017 from the International ... Read more >>

Int J Environ Res Public Health (International journal of environmental research and public health)
[2019, 16(21):]

Cited: 1 time

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Understandings of the component causes of harm from cigarette smoking in Australia.

Bill King, Ron Borland, Hua-Hie Yong, Coral Gartner, David Hammond, Stephan Lewandowsky, Richard O'Connor,

INTRODUCTION AND AIMS:To investigate relationships between smoking-related behaviours and knowledge of the disease risks of smoking and the causes of smoking harms, using a four-way division of 'component causes': nicotine, other substances found in unburned tobacco, combustion products of tobacco and additives. DESIGN AND METHODS:The data were collected using an ... Read more >>

Drug Alcohol Rev (Drug and alcohol review)
[2019, 38(7):807-817]

Cited: 1 time

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Trends in social norms towards smoking between 2002 and 2015 among daily smokers: Findings from the International Tobacco Control Four Country Survey (ITC 4C).

Katherine A East, Sara C Hitchman, Ann McNeill, Stuart G Ferguson, Hua-Hie Yong, K Michael Cummings, Geoffrey T Fong, Ron Borland,

OBJECTIVE:To assess trends in daily smokers' social norms and opinions of smoking between 2002 and 2015 in Canada, US, UK and Australia. METHOD:Data were from Waves-1 (2002) to -9 (2013-2015) of the longitudinal International Tobacco Control Four Country Survey (Canada, US, UK, Australia), involving 23,831 adult daily smokers. Generalised estimating ... Read more >>

Nicotine Tob. Res. (Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco)
[2019, :]

Cited: 0 times

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Socioeconomic patterns of smoking cessation behavior in low and middle-income countries: Emerging evidence from the Global Adult Tobacco Surveys and International Tobacco Control Surveys.

Nigar Nargis, Hua-Hie Yong, Pete Driezen, Lazarous Mbulo, Luhua Zhao, Geoffrey T Fong, Mary E Thompson, Ron Borland, Krishna M Palipudi, Gary A Giovino, James F Thrasher, Mohammad Siahpush,

INTRODUCTION:Tobacco smoking is often more prevalent among those with lower socio-economic status (SES) in high-income countries, which can be driven by the inequalities in initiation and cessation of smoking. Smoking is a leading contributor to socio-economic disparities in health. To date, the evidence for any socio-economic inequality in smoking cessation ... Read more >>

PLoS One (PloS one)
[2019, 14(9):e0220223]

Cited: 3 times

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Differences in norms towards the use of nicotine vaping products among adult smokers, former smokers and nicotine vaping product users: cross-sectional findings from the 2016 ITC Four Country Smoking and Vaping Survey.

Sarah Aleyan, Katherine East, Ann McNeill, K Michael Cummings, Geoffrey T Fong, Hua-Hie Yong, James F Thrasher, Ron Borland, Sara C Hitchman,

AIMS:To examine whether norms towards nicotine vaping product (NVP) use varied between Australia, Canada, England and the United States and by socio-demographics, smoking and NVP status. DESIGN:Cross-sectional data from the 2016 ITC Four Country Smoking and Vaping Survey. SETTING:Four countries with distinct regulatory policies relating to the sale and advertising ... Read more >>

Addiction (Addiction (Abingdon, England))
[2019, 114 Suppl 1:97-106]

Cited: 1 time

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Rules about smoking and vaping in the home: findings from the 2016 International Tobacco Control Four Country Smoking and Vaping Survey.

Georges J Nahhas, David Braak, K Michael Cummings, Bryan W Heckman, Anthony J Alberg, Hua-Hie Yong, Geoffrey T Fong, Christian Boudreau, Sara C Hitchman, Ann McNeill,

AIMS:To examine rules about smoking and vaping in the home in relation to beliefs about the relative harm of second-hand vapor (SHV) compared with second-hand smoke (SHS) in four countries: Canada, United States, England and Australia. DESIGN:Data were available from 12 294 adults (18+) who participated in the 2016 (wave 1) ... Read more >>

Addiction (Addiction (Abingdon, England))
[2019, 114 Suppl 1:107-114]

Cited: 1 time

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Cross-country comparison of cigarette and vaping product marketing exposure and use: findings from 2016 ITC Four Country Smoking and Vaping Survey.

Yoo Jin Cho, James Thrasher, Michael Cummings, Hua H Yong, Sara C Hitchman, Ann McNeill, Geoffrey T Fong, David Hammond, James Hardin, Lin Li, Eric N Lindblom,

OBJECTIVE:To compare exposure to and use of certain cigarette and vaping product marketing among adult smokers and vapers in four countries with contrasting regulations-Australia (AU), Canada, England and the USA. DATA SOURCES:Adult smokers and vapers (n=12 294) from the 2016 International Tobacco Control (ITC) Four Country Smoking and Vaping Survey (4CV1). ... Read more >>

Tob Control (Tobacco control)
[2020, 29(3):295-304]

Cited: 1 time

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Reasons for regular vaping and for its discontinuation among smokers and recent ex-smokers: findings from the 2016 ITC Four Country Smoking and Vaping Survey.

Hua-Hie Yong, Ron Borland, K Michael Cummings, Shannon Gravely, James F Thrasher, Ann McNeill, Sara Hitchman, Elizabeth Greenhalgh, Mary E Thompson, Geoffrey T Fong,

AIMS:To examine current and ex-smokers' reasons for continuing or discontinuing regular use of nicotine vaping products (NVPs). DESIGN AND PARTICIPANTS:Cross-sectional study of 2722 current daily/weekly, and 921 ex-daily/weekly, adult vapers who were either current or ex-cigarette smokers when surveyed. SETTING:2016 ITC Four Country Smoking and Vaping wave 1 (4CV1) surveys ... Read more >>

Addiction (Addiction (Abingdon, England))
[2019, 114 Suppl 1:35-48]

Cited: 2 times

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A new classification system for describing concurrent use of nicotine vaping products alongside cigarettes (so-called 'dual use'): findings from the ITC-4 Country Smoking and Vaping wave 1 Survey.

Ron Borland, Krista Murray, Shannon Gravely, Geoffrey T Fong, Mary E Thompson, Ann McNeill, Richard J O'Connor, Maciej L Goniewicz, Hua-Hie Yong, David T Levy, Bryan W Heckman, K Michael Cummings,

AIMS:To determine whether a simple combination of level of smoking and level of vaping results in a useful typology for characterizing smoking and vaping behaviours. METHODS:Cross-sectional data from adults (≥ 18 years) in the 2016 wave 1 ITC Four Country Smoking and Vaping Survey in the United States (n = 2291), England (n = 3591), Australia ... Read more >>

Addiction (Addiction (Abingdon, England))
[2019, 114 Suppl 1:24-34]

Cited: 6 times

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Discussions between health professionals and smokers about nicotine vaping products: results from the 2016 ITC Four Country Smoking and Vaping Survey.

Shannon Gravely, James F Thrasher, K Michael Cummings, Janine Ouimet, Ann McNeill, Gang Meng, Eric N Lindblom, Ruth Loewen, Richard J O'Connor, Mary E Thompson, Sara C Hitchman, David Hammond, Bryan W Heckman, Ron Borland, Hua-Hie Yong, Tara Elton-Marshall, Maansi Bansal-Travers, Coral Gartner, Geoffrey T Fong,

BACKGROUND AND AIMS:Debate exists about whether health professionals (HPs) should advise smokers to use nicotine vaping products (NVPs) to quit smoking. The objectives were to examine in four countries: (1) the prevalence of HP discussions and recommendations to use an NVP; (2) who initiated NVP discussions; (3) the type of ... Read more >>

Addiction (Addiction (Abingdon, England))
[2019, 114 Suppl 1:71-85]

Cited: 3 times

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Prevalence of awareness, ever-use and current use of nicotine vaping products (NVPs) among adult current smokers and ex-smokers in 14 countries with differing regulations on sales and marketing of NVPs: cross-sectional findings from the ITC Project.

Shannon Gravely, Pete Driezen, Janine Ouimet, Anne C K Quah, K Michael Cummings, Mary E Thompson, Christian Boudreau, David Hammond, Ann McNeill, Ron Borland, James F Thrasher, Richard Edwards, Maizurah Omar, Sara C Hitchman, Hua-Hie Yong, Tonatiuh Barrientos-Gutierrez, Marc C Willemsen, Eduardo Bianco, Marcelo Boado, Fastone Mathew Goma, Hong Gwan Seo, Nigar Nargis, Yuan Jiang, Cristina De Abreu Perez, Geoffrey T Fong,

AIMS:This paper presents updated prevalence estimates of awareness, ever-use, and current use of nicotine vaping products (NVPs) from 14 International Tobacco Control Policy Evaluation Project (ITC Project) countries that have varying regulations governing NVP sales and marketing. DESIGN, SETTING, PARTICIPANTS AND MEASUREMENTS:A cross-sectional analysis of adult (≥ 18 years) current smokers and ... Read more >>

Addiction (Addiction (Abingdon, England))
[2019, 114(6):1060-1073]

Cited: 7 times

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Correlates of electronic cigarette use in the general population and among smokers in Australia - Findings from a nationally representative survey.

Gary Chan, Janni Leung, Coral Gartner, Hua-Hie Yong, Ron Borland, Wayne Hall,

AIMS:In Australia, sales of nicotine containing electronic cigarettes (also known as e-cigarette) are banned unless approved as a therapeutic good. The aims of this study were to estimate the prevalence of e-cigarette use and its correlates in Australia using a nationally representative survey. METHOD:We analysed data from the largest drug ... Read more >>

Addict Behav (Addictive behaviors)
[2019, 95:6-10]

Cited: 1 time

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The impact of vaping and regulatory environment on cigarette demand: behavioral economic perspective across four countries.

Bryan W Heckman, Geoffrey T Fong, Ron Borland, Sara Hitchman, Richard J O'Connor, Warren K Bickel, Jeffrey S Stein, Hua-Hie Yong, Georges J Nahhas, Derek A Pope, Ce Shang, Kai-Wen Cheng, David T Levy, K Michael Cummings,

BACKGROUND AND AIMS:Government regulations of nicotine vaping products (NVP) have evolved rapidly during the past decade. The impact of NVP regulatory environment and vaping on cigarette demand is unknown. The current study aims to investigate whether or not respondents' reported cigarette demand, as measured by a hypothetical cigarette purchase task, ... Read more >>

Addiction (Addiction (Abingdon, England))
[2019, 114 Suppl 1:123-133]

Cited: 1 time

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Barriers and facilitators to switching from smoking to vaping: Advice from vapers.

Kylie Morphett, Megan Weier, Ron Borland, Hua-Hie Yong, Coral Gartner,

INTRODUCTION AND AIMS:Information available to consumers about nicotine vaping products varies according to the regulatory environment. A common information source in Australia, where nicotine vaping products are highly regulated, is advice from vapers. The aim of this study was to report on what advice current vapers would give to someone ... Read more >>

Drug Alcohol Rev (Drug and alcohol review)
[2019, 38(3):234-243]

Cited: 1 time

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Predicting vaping uptake, vaping frequency and ongoing vaping among daily smokers using longitudinal data from the International Tobacco Control (ITC) Four Country Surveys.

Gary Chan, Kylie Morphett, Coral Gartner, Janni Leung, Hua-Hie Yong, Wayne Hall, Ron Borland,

AIM:To assess (1) how far smoking patterns, depression and smoking-related beliefs and intentions predict vaping uptake, current vaping and vaping frequency among daily smokers; and (2) how far the aforementioned predictors and baseline vaping frequency predict current vaping among those who reported ever vaped. DESIGN:Analysis of data from six waves ... Read more >>

Addiction (Addiction (Abingdon, England))
[2019, 114 Suppl 1:61-70]

Cited: 3 times

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Methods of the ITC Four Country Smoking and Vaping Survey, wave 1 (2016).

Mary E Thompson, Geoffrey T Fong, Christian Boudreau, Pete Driezen, Grace Li, Shannon Gravely, K Michael Cummings, Bryan W Heckman, Richard O'Connor, James F Thrasher, Georges Nahhas, Ron Borland, Hua-Hie Yong, Ann McNeill, Sara C Hitchman, Anne C K Quah,

AIM:To describe the methods of the 2016 International Tobacco Control (ITC) Four Country Smoking and Vaping (4CV) Survey, conducted in 2016 in Australia (AU), Canada (CA), England (EN) and the United States (US). METHODS:The respondents were cigarette smokers, former smokers (quit within the previous 2 years), and at-least-weekly vapers, aged 18 years ... Read more >>

Addiction (Addiction (Abingdon, England))
[2019, 114 Suppl 1:6-14]

Cited: 8 times

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Over-Time Impacts of Pictorial Health Warning Labels and their Differences across Smoker Subgroups: Results from Adult Smokers in Canada and Australia.

Kamala Swayampakala, James F Thrasher, Hua-Hie Yong, Gera E Nagelhout, Lin Li, Ron Borland, David Hammond, Richard J O'Connor, James W Hardin,

Introduction:This study examines patterns of change in different smoker subgroups' responses to new pictorial health warning labels (HWLs) over the initial, two year post-implementation period in Canada, where HWLs include package inserts with cessation messages, and Australia, where "plain" packaging (i.e., prohibition of brand imagery) was also implemented. Methods:Data were ... Read more >>

Nicotine Tob. Res. (Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco)
[2018, 20(7):888-896]

Cited: 8 times

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Which type of tobacco product warning imagery is more effective and sustainable over time? A longitudinal assessment of smokers in Canada, Australia and Mexico.

Dien Anshari, Hua-Hie Yong, Ron Borland, David Hammond, Kamala Swayampakala, Jim Thrasher,

OBJECTIVE:This study examined smokers' responses to pictorial health warnings (PHWs) with different types of imagery under natural exposure conditions. METHODS:Adult smokers from online panels in Canada (n=2357), Australia (n=1671) and Mexico (n=2537) were surveyed every 4 months from 2012 to 2013. Participants were shown PHWs on packs in their respective countries ... Read more >>

BMJ Open (BMJ open)
[2018, 8(7):e021983]

Cited: 1 time

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Acceptance and patterns of personal vaporizer use in Australia and the United Kingdom: Results from the International Tobacco Control survey.

Cheolmin Lee, Hua-Hie Yong, Ron Borland, Ann McNeill, Sara C Hitchman,

BACKGROUND:This study examined the prevalence and correlates of (1) perceived social acceptability of personal vaporizer (PV)/e-cigarette use, and (2) reported vaping in public and private places, in the UK and Australia with different regulatory environments for PVs. METHODS:Data analyzed come from 2849 smokers and recent ex-smokers in the UK and ... Read more >>

Drug Alcohol Depend (Drug and alcohol dependence)
[2018, 185:142-148]

Cited: 5 times

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Response to Letter to the Editor by Benmarhnia T, Leas E, Hendrickson E, Trinidad D, Strong D, Pierce J. The Potential Influence of Regulatory Environment for e-cigarettes on the Effectiveness of e-cigarettes for Smoking Cessation: Different Reasons to Temper the Conclusions From Inadequate Data.

Hua-Hie Yong, Ron Borland, Sara C Hitchman, K Michael Cummings, Shannon M L Gravely, Ann McNeill, Geoffrey T Fong,

Nicotine Tob. Res. (Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco)
[2018, 20(5):660-661]

Cited: 0 times

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Do predictors of smoking relapse change as a function of duration of abstinence? Findings from the United States, Canada, United Kingdom and Australia.

Hua-Hie Yong, Ron Borland, K Michael Cummings, Timea Partos,

AIMS:To estimate predictors of time to smoking relapse and test if prediction varied by quit duration. DESIGN:Longitudinal cohort data from the International Tobacco Control Four-Country survey with annual follow up collected between 2002 and 2015. SETTING:Canada, United States, United Kingdom and Australia. PARTICIPANTS:A total of 9171 eligible adult smokers who ... Read more >>

Addiction (Addiction (Abingdon, England))
[2018, 113(7):1295-1304]

Cited: 6 times

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