Journal article

Prices, use restrictions and electronic cigarette use-evidence from wave 1 (2016) US data of the ITC Four Country Smoking and Vaping Survey

Kai-Wen Cheng, Frank J Chaloupka, Ce Shang, Ngo Anh, Geoffrey T Fong, Ron Borland, Bryan W Heckman, David T Levy, K Michael Cummings

Addiction | WILEY | Published : 2019

Abstract

AIMS: To determine if there are associations between changes in the explicit (i.e. price) and implicit (i.e. use restrictions in public places) costs of cigarettes and nicotine vaping products (NVPs) and their use patterns in the United States. METHODS: Data came from wave 1 (2016) US data of the ITC Four Country Smoking and Vaping Survey (ITC US 4CV1) and Nielsen Scanner Track database. A multiple logistic regression model was applied to estimate the likelihoods of NVP use (vaping at least monthly), cigarette/NVP concurrent use (vaping and smoking at least monthly) and switch from cigarettes to NVPs (had quit smoking < 24 months and currently vape) among ever smokers, conditioning upon ciga..

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