VAPER Study Publications and Presentations
Assistant scientist Jeffrey Hardesty talks about his VAPER poster at the 2023 Society for the Research on Nicotine and Tobacco Annual Meeting.
Since 2020, the IGTC team working on the VAPER study has produced a number of publications and presentations. Access our work below.
Publications
2023
Crespi E, Hardesty JJ, Nian Q, Sinamo J, Welding K, Cohen JE, Kennedy RD. Device and liquid characteristics used with sweet, menthol/mint, and tobacco ENDS liquid flavors: The population-based VAPER study. Addictive Behaviors 2023; 144:107727. DOI: 10.1016/j.addbeh.2023.107727.
Crespi E, Heller J, Hardesty JJ, Nian Q, Sinamo JK, Welding K, Kennedy RD, Cohen JE. Exploring different incentive structures to optimize retention in longitudinal web-based surveys: A case study among U.S. adults who use e-cigarettes. Journal of Medical Internet Research. 2023. In-press.
Hardesty JJ, Crespi E, Nian Q, Sinamo JK, Breland AB, Eissenberg T, Welding K, Kennedy RD, Cohen JE. The Vaping and Patterns of e-Cigarette Use Research Study: Protocol for a web-based cohort study. JMIR Research Protocols 2023;12:e38732. DOI: 10.2196/38732.
Kaplan B, Hardesty JJ, Welding K, Breland AB, Eissenberg T, Cohen JE. Electronic Nicotine Delivery System flavor use over time by age group in the US: A longitudinal analysis. Tobacco Induced Diseases 2023;21(May):67. DOI: 10.18332/tid/162365.
Kaplan B, Crespi E, Hardesty JJ, Cohen JE. Assessing ENDS device type accurately in surveys. Nicotine & Tobacco Research. 2023. DOI: 10.1093/ntr/ntad086.
Nian Q, Hardesty JJ, Crespi E, Sinamo JK, Kennedy RD, Welding K, Cohen JE. Transitions in device and liquid characteristic groupings among U.S. adult frequent ENDS users over 3 timepoints, during 2020-2021. Tobacco Induced Diseases. 2023;21(October):129. DOI: 10.18332/tid/171353.
2022
Cohen JE, Hardesty JJ, Nian Q, Crespi E, Sinamo JK, Kennedy RD, Welding K, Kaplan B, Soule E, Eissenberg T, Breland AB. Combinations of electronic nicotine delivery system device and liquid characteristics among U.S. adults. Addictive Behaviors. 2022. DOI: 10.1016/j.addbeh.2022.107441.
Crespi E, Hardesty JJ, Nian Q, Sinamo J, Welding K, Kennedy RD, Cohen JE. Agreement between self-reports and photos to assess e-cigarette device and liquid characteristics in wave 1 of the Vaping and Patterns of E-cigarette use Research Study: Web-based longitudinal cohort study. Journal of Medical Internet Research. 2022. DOI: 10.2196/33656.
2020
Hardesty JJ, Li KA, Cohen JE, Kennedy RD, Breland AB, Rudy AK, Eissenberg T. A deceptive marketing strategy: An early warning of industry behavior after the premarket tobacco application deadline? Nicotine & Tobacco Research. 2020. DOI: 10.1093/ntr/ntaa129.
Presentations
2024
Cohen JE, Nian Q, Hardesty JJ, Crespi E, Kennedy RD, Welding K. Smoking and quitting behaviors among adult frequent ENDS users in the U.S. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. Edinburgh, Scotland. March 20-23, 2024.
Hardesty JJ, Nian Q, Crespi E, Cohen JE. Tobacco-free nicotine: Knowledge, awareness, use, and perceptions of relative addictiveness and harm among people who use e-cigarettes. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. Edinburgh, Scotland. March 20-23, 2024.
Hardesty JJ, Crespi E, Nian Q, Welding K, Talih S, Breland A, Eissenberg T, Cohen JE. Nicotine flux by ENDS device type and related measurement challenges: Findings from Wave 5 of the VAPER study. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. Edinburgh, Scotland. March 20-23, 2024.
2023
Cohen JE, Nian Q, Sinamo JK, Crespi E, Zaman R, Hardesty JJ. Heterogeneity in socio-demographic characteristics of people who use different ENDS devices. Poster presentation at the Fall 2022 TCORS Grantee Meeting. Bethesda, MD. October 16-18, 2023.
Crespi E, Hardesty JJ, Sinamo JK, Nian Q, Cohen JE. The effect of PMTA decisions to-date: Changes in the devices and liquids of U.S. adults frequently using ENDS (2020-2023). Poster presentation at the Fall 2022 TCORS Grantee Meeting. Bethesda, MD. October 16-18, 2023.
Crespi E, Hardesty JJ, Nian Q, Sinamo J, Welding K, Cohen JE, Kennedy RD. What are the device and liquid characteristics used with sweet, menthol/mint, and tobacco ends liquid flavors: Results from the population-based VAPER study. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. San Antonio, Texas. March 1-4, 2023.
Crespi E, Hardesty JJ, Nian Q, Sinamo JK, Welding K, Kennedy RD, Cohen JE. A case study in optimizing retention of U.S. adult ENDS users in longitudinal online surveys – exploring different incentive structures. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. San Antonio, Texas. March 1-4, 2023.
Hardesty JJ, Nian Q, Crespi E, Sinamo JK, Kennedy RD, Welding K, Cohen JE. Factors associated with changes in ENDS dependence: Findings from waves 2 and 3 of the VAPER study. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. San Antonio, Texas. March 1-4, 2023.
Hardesty JJ, Nian Q, Crespi E, Sinamo JK, Kennedy RD, Welding K, Cohen JE. Quantity and type of ENDS devices used in the past week and the percentage of puffs from their most used device: Findings from Wave 4 of the VAPER study. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. San Antonio, Texas. March 1-4, 2023.
Hardesty JJ, Nian Q, Crespi E, Sinamo J, Kennedy RD, Welding K, Cohen JE. Tobacco-free nicotine: Knowledge, awareness, use, and perceptions of relative addictiveness and harm among people who use e-cigarettes. Panel presentation at the Fall 2022 TCORS Grantee Meeting. Bethesda, MD. October 16-18, 2023.
Nian Q, Hardesty JJ, Crespi E, Sinamo J, Kennedy RD, Welding K, Cohen JE. Transitions in device and liquid characteristic groupings among U.S. adults who use ENDS frequently over 3 timepoints, 2020-2021. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. San Antonio, Texas. March 1-4, 2023.
Nian Q, Hardesty JJ, Cohen JE, Crespi E, Sinamo JK, Kennedy RD, Welding K. Is switching between freebase and nicotine salt liquid associated with electronic nicotine delivery systems use dependence? Poster presentation at the Fall 2022 TCORS Grantee Meeting. Bethesda, MD. October 16-18, 2023.
Sinamo JK, Hardesty JJ, Crespi E, Nian Q, Welding K, Kennedy RD, Cohen JE. Interactive data visualization: A case study from ENDS research. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. San Antonio, Texas. March 1-4, 2023.
Sinamo JK, Hardesty JJ, Crespi E, Nian Q, Welding K, Kennedy RD, Cohen JE. The relationship between PG/VG and other liquid characteristics among adults frequently using refillable ENDS: Findings from VAPER wave 3 survey. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. San Antonio, Texas. March 1-4, 2023.
2022
Cohen JE, Hardesty JJ, Nian Q, Crespi E, Soule E, Kennedy RD, Welding K, Sinamo J, Kaplan B, Eissenberg T, Breland A. ENDS use ‘in the wild’: Device and liquid characteristics from the VAPER study. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. Baltimore, MD. March 15-18, 2022.
Crespi E, Hardesty JJ, Nian Q, Sinamo J, Welding K, Kennedy RD, Cohen JE. Custom and non-custom e-cigarette liquid users’ device/liquid characteristics and health outcomes: Implications for e-cigarette regulations. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. Baltimore, MD. March 15-18, 2022.
Crespi E, Hardesty JJ, Nian Q, Sinamo J, Welding K, Cohen JE, Kennedy RD. Mint, menthol, sweet, and tobacco ENDS liquid flavorings in relation to nicotine formulation and concentration: results from the population-based VAPER study. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. Baltimore, MD. March 15-18, 2022.
Crespi E, Hardesty JJ, Nian Q, Sinamo J, Welding K, Cohen JE, Kennedy RD. What are the device and liquid characteristics used with sweet, menthol/mint, and tobacco ENDS liquid flavors: Results from the population-based VAPER study. Panel presentation at the Fall 2022 TCORS Grantee Meeting. October 24-26, 2022.
Hardesty JJ, Crespi E, Sinamo J, Breland AB, Eissenberg T, Welding K, Kennedy RD, Cohen JE. Bots and professional survey takers: Recruitment challenges for tobacco regulatory science online surveys. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. Baltimore, MD. March 15-18, 2022.
Hardesty JJ, Nian Q, Crespi E, Sinamo J, Kennedy RD, Welding K, Cohen JE. Factors associated with changes in ENDS dependence: Findings from waves 2 and 3 of the VAPER study. E-Poster at the Fall 2022 TCORS Grantee Meeting. October 24-26, 2022.
Nian Q, Sinamo J; Hardesty JJ, Crespi E, Welding K, Kennedy RD, Vattipally V, Cohen JE. Correlates of e-cigarette use dependence among regular adult e-cigarette users. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. Baltimore, MD. March 15-18, 2022.
Nian, Q, Cohen JE, Hardesty JJ, Crespi E, Sinamo J, Kennedy RD, Welding K. Transitions in combinations of device and liquid characteristics among frequent electronic nicotine delivery system users over 3 timepoints, 2020-2021. Plenary presentation at the Fall 2022 TCORS Grantee Meeting. October 24-26, 2022.
Sawyer A, Rudy A, Karaoghlanian N, Combs M, Hardesty JJ, Cohen JE, Eissenberg T, Breland A. Relationships between Electronic Nicotine Delivery System Device Characteristics, Puffing Behavior, and Dependence. E-Poster at the Fall 2022 TCORS Grantee Meeting. October 24-26, 2022.
Sinamo J, Hardesty JJ, Nian Q, Crespi E, Welding K, Kennedy RD, Cohen JE. Other tobacco products and cannabinoids used by regular e-cigarette users. Poster presentation at the Society for Research on Nicotine & Tobacco Annual Meeting. Baltimore, MD. March 15-18, 2022.
Sinamo J, Hardesty JJ, Nian Q, Crespi E, Welding K, Kennedy RD, Cohen JE. Interactive data visualization: A case study from electronic nicotine delivery systems research. E-Poster at the Fall 2022 TCORS Grantee Meeting. October 24-26, 2022.
2021
Cohen JE, Hardesty JJ, Nian Q, Crespi E, Soule EK, Kennedy RD, Welding K, Sinamo J, Eissenberg T, Breland AB. E-cigarette use ‘in the wild’: Nicotine formulation and nicotine concentration, by device type. E-poster at the NIH Tobacco Regulatory Science Meeting (Virtual), October 18-20, 2021.
Crespi E, Hardesty JJ, Welding K, Kennedy RD, Rudy AK, Sawyer AN, Cohen JE. Agreement between self-reports and photos to measure e-cigarette and e-liquid characteristics. E-poster at the Society for Research on Nicotine & Tobacco Annual Meeting (Virtual). February 24-27, 2021.
Crespi E, Hardesty JJ, Nian Q, Sinamo J, Welding K, Kennedy RD, Cohen JE. Custom and non-custom e-cigarette liquid users’ device/liquid characteristics and health outcomes: Implications for E-cigarette regulations. E-poster at the NIH Tobacco Regulatory Science Meeting (Virtual), October 18-20, 2021.
Hardesty JJ, Crespi E, Kennedy RD, Welding K, Breland AB, Eissenberg T, Cohen JE. Nicotine concentrations of e-liquids with and without nicotine salts. E-poster at the Society for Research on Nicotine & Tobacco Annual Meeting (Virtual). February 24-27, 2021.
Hardesty JJ, Crespi E, Sinamo J, Breland AB, Eissenberg T, Welding K, Kennedy RD, Cohen JE. Bots and professional survey takers: Recruitment challenges for tobacco regulatory science online surveys. E-poster at the NIH Tobacco Regulatory Science Meeting (Virtual), October 18-20, 2021.
Nian Q, Sinamo J, Hardesty JJ, Crespi E, Welding K, Kennedy RD, Vattipally V, Cohen JE. Correlates of e-cigarette use dependence among regular adult e-cigarette users. E-poster at the NIH Tobacco Regulatory Science Meeting (Virtual), October 18-20, 2021.
Sinamo J, Welding K, Hardesty JJ, Cohen JE, Crespi E, Sinamo J, Nian Q, Kennedy RD, Breland AB, Soule EK, Eissenberg T. Inverse correlation of e-cigarette device power and liquid nicotine concentration: Are users self-regulating nicotine emissions? E-poster at the NIH Tobacco Regulatory Science Meeting (Virtual), October 18-20, 2021.