Changes in Puffing Topography and Nicotine Consumption Depending on the Power Setting of Electronic Cigarettes

Introduction:
This text provides an analysis of a scientific study examining the impact of nicotine concentration and power settings on electronic cigarette (e-cigarette) use. The study explores how these factors affect puffing topography, liquid and nicotine consumption, and user satisfaction. Readers will learn about the research design, key findings, and implications of the study for e-cigarette regulation.

Key Points:

* The study recruited 21 experienced e-cigarette users to participate in a randomized, crossover, participant-blinded design, using their own liquids and an atomizer and battery provided by the researchers.
* Participants used the e-cigarette for 30 minutes at two different power settings, 6W and 10W.
* Puff number and duration were lower at 10W, but liquid and nicotine consumption were higher, indicating a compensatory puffing pattern.
* Users reported more aerosol volume and ease of use at 10W compared with 6W.
* Power setting of the e-cigarette device was found to be a parameter associated with changes in puffing behavior, with higher power being preferable for participants.
* Laboratory studies evaluating aerosol emissions should consider using different puffing patterns according to the power settings tested.
* The study has implications for e-cigarette regulation, suggesting that parameters beyond nicotine concentration in liquids are implicated in electronic cigarette puffing patterns and behavior.

Main Message:
This study highlights the importance of considering factors beyond nicotine concentration when regulating e-cigarettes. The power setting of the device can significantly impact puffing patterns, liquid and nicotine consumption, and user satisfaction. These findings suggest that e-cigarette regulation should consider the various device settings and their potential impact on user behavior. Furthermore, laboratory studies evaluating e-cigarette emissions should account for different power settings and puffing patterns. By taking these factors into account, regulations can better ensure the safety and efficacy of e-cigarettes for adult smokers looking to transition from combustible tobacco products.

Farsalinos, Konstantinos, Konstantinos Poulas, and Vasillis Voudris. “Changes in Puffing Topography and Nicotine Consumption Depending on the Power Setting of Electronic Cigarettes.” Nicotine & Tobacco Research 20, no. 8 (July 9, 2018): 993–97. https://doi.org/10.1093/ntr/ntx219.