2024
Behavioral precursors of nicotine product use trajectories among youth
Buta E, Gueorguieva R, Simon P, Garrison K. Behavioral precursors of nicotine product use trajectories among youth. American Journal Of Preventive Medicine 2024 PMID: 38782105, DOI: 10.1016/j.amepre.2024.05.009.Peer-Reviewed Original ResearchNicotine useNicotine productsHarm perceptionsPopulation Assessment of Tobacco and Health StudyBehavioral precursorsPublic health priorityNon-user classPriority intervention targetsPredictors of trajectoriesNonuser classesHealth StudyHealth priorityNicotineHigher oddsCentral network nodesYouth agesNon-usersOddsIntervention targetsPopulation AssessmentYouthPositive expectationsSocioecological factors associated with multiple nicotine product use among U.S. youth: Findings from the population assessment of tobacco and health (PATH) study 2013–2018
Simon P, Stefanovics E, Ying S, Gueorguieva R, Krishnan-Sarin S, Buta E. Socioecological factors associated with multiple nicotine product use among U.S. youth: Findings from the population assessment of tobacco and health (PATH) study 2013–2018. Preventive Medicine 2024, 183: 107956. PMID: 38615947, DOI: 10.1016/j.ypmed.2024.107956.Peer-Reviewed Original ResearchPopulation Assessment of Tobacco and HealthNicotine product useU.S. youthAssociated with tobacco useEstimate adjusted associationsPopulation AssessmentPromote harm reductionTobacco product useMultinomial logistic regressionTobacco useAdjusted associationsSocioecological approachStudy Wave 1Harm reductionProduct useIntrapersonal factorsLogistic regressionWave 1Family factorsLifetime historyNicotine productsOlder ageLifetime usersYouthPrevent escalationA randomized controlled trial of potential tobacco policies prohibiting menthol flavor in cigarettes and e-cigarettes: a study protocol
Bold K, Sharma A, Haeny A, Gueorguieva R, Buta E, Baldassarri S, Lempert L, Krishnan-Sarin S, O’Malley S. A randomized controlled trial of potential tobacco policies prohibiting menthol flavor in cigarettes and e-cigarettes: a study protocol. BMC Psychiatry 2024, 24: 201. PMID: 38475757, PMCID: PMC10935798, DOI: 10.1186/s12888-024-05619-0.Peer-Reviewed Original ResearchConceptsSmoking menthol cigarettesE-cigarettesCigarette useReduce tobacco-related health disparitiesTobacco-related health disparitiesMenthol cigarettesRates of menthol cigarette useTobacco use statusMenthol cigarette useRandomized controlled trialsPublic health problemHealth disparitiesTobacco policiesFlavored e-cigarettesSmoke-freeMenthol flavorsMenthol policiesBlack adultsQuit smokingNon-Black participantsSmoking behaviorFollow-up visitHealth problemsSecondary outcomesE-cigarette products
2023
Relationship Between Pain and LGBT Status Among Veterans in Care in a Retrospective Cross-Sectional Cohort
Gordon K, Buta E, Pratt-Chapman M, Brandt C, Gueorguieva R, Warren A, Workman T, Zeng-Treitler Q, Goulet J. Relationship Between Pain and LGBT Status Among Veterans in Care in a Retrospective Cross-Sectional Cohort. Journal Of Pain Research 2023, 16: 4037-4047. PMID: 38054108, PMCID: PMC10695019, DOI: 10.2147/jpr.s432967.Peer-Reviewed Original ResearchRetrospective cross-sectional cohortCross-sectional cohortPersistent painSelf-reported pain scoresVeterans Health AdministrationRobust Poisson modelsCorporate Data WarehouseLGBT veteransPain screeningPain scoresClinic visitsPain assessmentPainAdjusted modelHealth AdministrationGreater painMental healthSubstance useCohortYear of entryBlack veteransHealthcare systemVeteransSignificant differencesAdministrative dataThe first nicotine product tried is associated with current multiple nicotine product use and nicotine dependence among a nationally representative sample of U.S. youths
Simon P, Buta E, Jackson A, Camenga D, Kong G, Morean M, Bold K, Davis D, Krishnan-Sarin S, Gueorguieva R. The first nicotine product tried is associated with current multiple nicotine product use and nicotine dependence among a nationally representative sample of U.S. youths. Preventive Medicine 2023, 169: 107437. PMID: 36731754, PMCID: PMC10507373, DOI: 10.1016/j.ypmed.2023.107437.Peer-Reviewed Original ResearchConceptsNicotine product useSymptoms of dependenceNicotine dependenceMultiple product useSmokeless tobaccoNicotine productsProduct useSeparate multinomial logistic regression modelsHealth Study Waves 1Wave 1Smokeless tobacco usersHigher nicotine dependence scoresNicotine dependence scoresDemographic factorsLogistic regression modelsMultinomial logistic regression modelsMultivariable modelTobacco usersHigh riskDependence scoresSymptomsGreater likelihoodUse statusWave 4Regression models
2022
Models for Zero-Inflated and Overdispersed Correlated Count Data: An Application to Cigarette Use
Pittman B, Buta E, Garrison K, Gueorguieva R. Models for Zero-Inflated and Overdispersed Correlated Count Data: An Application to Cigarette Use. Nicotine & Tobacco Research 2022, 25: 996-1003. PMID: 36318799, PMCID: PMC10077942, DOI: 10.1093/ntr/ntac253.Peer-Reviewed Original ResearchConceptsCorrelated count dataCount outcomesCount dataSubject-specific interpretationZero-InflatedIncorrect statistical inferenceStatistical inferenceCorrelated countsPoisson distributionOverdispersionModel assumptionsPoisson modelRandom effectsHurdle Poisson modelProper modelNegative binomial modelBinomial modelSuch dataAppropriate modelBest fitLarge varianceTobacco researchSuch outcomesModel fitTraining app
2016
A modified classification tree method for personalized medicine decisions.
Tsai WM, Zhang H, Buta E, O'Malley S, Gueorguieva R. A modified classification tree method for personalized medicine decisions. Statistics And Its Interface 2016, 9: 239-253. PMID: 26770292, PMCID: PMC4707681, DOI: 10.4310/sii.2016.v9.n2.a11.Peer-Reviewed Original Research