Journal article

Predicting vaping uptake, vaping frequency and ongoing vaping among daily smokers using longitudinal data from the International Tobacco Control (ITC) Four Country Surveys

Gary Chan, Kylie Morphett, Coral Gartner, Janni Leung, Hua-Hie Yong, Wayne Hall, Ron Borland

Addiction | WILEY | Published : 2019


AIM: To assess (1) how far smoking patterns, depression and smoking-related beliefs and intentions predict vaping uptake, current vaping and vaping frequency among daily smokers; and (2) how far the aforementioned predictors and baseline vaping frequency predict current vaping among those who reported ever vaped. DESIGN: Analysis of data from six waves of a longitudinal survey over 8 years. Longitudinal associations between predictors and outcomes were examined using multi-level models. SETTING: United Kingdom, United States, Canada and Australia. PARTICIPANTS: A total of 6296 daily smokers (53% females) who contributed data to at least two consecutive survey waves. MEASUREMENTS: The outcome..

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