2025
Latent transition analysis of use frequencies for multiple nicotine and tobacco products among US adults
Mistry R, Bondarenko I, Jeon J, Brouwer A, Mendoza E, Levy D, Elliott M, Tam J, Fleischer N, Meza R. Latent transition analysis of use frequencies for multiple nicotine and tobacco products among US adults. Addictive Behaviors 2025, 161: 108217. DOI: 10.1016/j.addbeh.2024.108217.Peer-Reviewed Original ResearchNon-Hispanic blacksDaily cigarettesTobacco productsNon-dailyAssociated with lower oddsAssociated with higher oddsNon-Hispanic whitesFactors associated with transitionLow socioeconomic statusDaily smokeless tobaccoLatent transition analysisMultinomial logistic regressionHealth disparitiesLower educationUS adultsNon-currentSmokeless tobaccoSocioeconomic statusHigher oddsLower oddsLow-incomeLogistic regressionLatent transitionCigaretteTobacco
2021
An Expert Elicitation on the Effects of a Ban on Menthol Cigarettes and Cigars in the United States
Levy DT, Cadham CJ, Sanchez-Romero LM, Knoll M, Travis N, Yuan Z, Li Y, Mistry R, Douglas CE, Tam J, Sertkaya A, Warner KE, Meza R. An Expert Elicitation on the Effects of a Ban on Menthol Cigarettes and Cigars in the United States. Nicotine & Tobacco Research 2021, 23: 1911-1920. PMID: 34097061, PMCID: PMC8496475, DOI: 10.1093/ntr/ntab121.Peer-Reviewed Original ResearchConceptsMenthol smokersTobacco useMenthol cigarettesCombustible tobacco useUS FoodDrug AdministrationCigarette useE-cigarettesProduct useCurrent menthol smokersMenthol cigarette useRegular tobacco useNicotine product useGreater reductionCombustible tobacco productsTobacco use transitionsAfrican AmericansTobacco product useCombustible useCurrent smokersNonmenthol smokersCombustible tobacco product useMenthol banSmokeless tobaccoAge 35Biomarkers of Potential Harm among Adult Cigarette and Smokeless Tobacco Users in the PATH Study Wave 1 (2013–2014): A Cross-sectional Analysis
Chang JT, Vivar JC, Tam J, Hammad HT, Christensen CH, van Bemmel DM, Das B, Danilenko U, Chang CM. Biomarkers of Potential Harm among Adult Cigarette and Smokeless Tobacco Users in the PATH Study Wave 1 (2013–2014): A Cross-sectional Analysis. Cancer Epidemiology Biomarkers & Prevention 2021, 30: 1320-1327. PMID: 33947655, PMCID: PMC8254764, DOI: 10.1158/1055-9965.epi-20-1544.Peer-Reviewed Original ResearchConceptsFormer smokersTobacco usersSmokeless tobaccoST usersDual usersCigarette smokersPATH Study Waves 1Exclusive cigarette smokersShort-term health effectsHigher sICAM-1Geometric mean ratiosSmokeless tobacco usersPotential harmOxidative stress levelsOxidative stress biomarkersCross-sectional analysisWave 1Current smokersSICAM-1Oral cancerBiomarker levelsTobacco use groupsCardiovascular diseaseAdult cigaretteTobacco use
2020
E-cigarette, combustible, and smokeless tobacco product use combinations among youth in the united states, 2014–2019
Tam J. E-cigarette, combustible, and smokeless tobacco product use combinations among youth in the united states, 2014–2019. Addictive Behaviors 2020, 112: 106636. PMID: 32932104, DOI: 10.1016/j.addbeh.2020.106636.Peer-Reviewed Original ResearchConceptsCombustible tobacco useAnnual percent changeNational Youth Tobacco SurveyTobacco useCombustible tobaccoE-cigarettesCombustible usersTobacco productsTobacco use prevalenceCombustible tobacco product useAnnual prevalence estimatesTobacco product useCategories of e-cigarettesYouth Tobacco SurveyYouth e-cigarette usersYouth e-cigarette useSmokeless tobacco productsHS studentsE-cigarette useE-cigarette usersJoinpoint regressionTobacco SurveySmokeless tobaccoPrevalence estimatesUS youth
2016
The Effect of Tobacco Control Policies on US Smokeless Tobacco Use: A Structured Review
Levy DT, Mays D, Boyle RG, Tam J, Chaloupka FJ. The Effect of Tobacco Control Policies on US Smokeless Tobacco Use: A Structured Review. Nicotine & Tobacco Research 2016, 20: 3-11. PMID: 27798090, PMCID: PMC5896466, DOI: 10.1093/ntr/ntw291.Peer-Reviewed Original ResearchConceptsTobacco control policiesCessation treatment policiesST useTobacco useYouth access policiesSmokeless tobaccoTreatment policyHealth warningsSmokeless useCigarette-oriented policiesSmoke-free air lawsSmokeless tobacco useMedia campaignsTobacco usersSmokeless productsEvidence baseTotal studiesTobacco taxesCigarettesStructured reviewCigarette brandsAir lawsAdvertising restrictionsST policiesSmoking
2015
A systematic review of transitions between cigarette and smokeless tobacco product use in the United States
Tam J, Day HR, Rostron BL, Apelberg BJ. A systematic review of transitions between cigarette and smokeless tobacco product use in the United States. BMC Public Health 2015, 15: 258. PMID: 25849604, PMCID: PMC4377056, DOI: 10.1186/s12889-015-1594-8.Peer-Reviewed Original ResearchConceptsExclusive smokeless tobacco useSmokeless tobacco useExclusive cigarette smokingTobacco useSmokeless tobaccoCigarette smokingCigarette useCessation programsSystematic reviewSmokeless tobacco cessation programExclusive smokingImportant public health issueTobacco use categoriesTobacco cessation programAdult study populationNon-English language studiesSmokeless tobacco product useCigarette smoking behaviorPublic health issueTobacco product useTobacco use behaviorsProportion of adultsWeb of ScienceClinical trialsClinical studies