Impact of E-cigarette Characteristics on Reinforcement and Tobacco Use Patterns

Impact of E-cigarette Characteristics on Reinforcement and Tobacco Use Patterns Among

The purpose of this project is to understand how different e-cigarettes influence their likeability and use among current smokers who try using e-cigarettes. Participants will receive an e-cigarette to sample over a three week period. During this time period they will complete daily electronic diaries and weekly lab visits. The results from this information will help understand how different types of e-cigarettes are likely to influence cigarette and e-cigarette use.

Inclusion criteria include

• adults who have been smoking daily
• interested in using e-cigarettes
• who have a smartphone that can receive text messages and access to the internet or has an e-mail account that they check daily

Exclusion criteria include

• minimal prior e-cigarette use
• use of tobacco products other than cigarettes
• current use of cessation medications
• pregnant, trying to become pregnant, or breastfeeding,
• recent history of cardiovascular distress in the last three months (e.g., arrhythmia, heart attack, stroke, uncontrolled hypertension),
• household member currently enrolled in the study.