Nicotine Dependence in Dual Users of Cigarettes and E-Cigarettes: Common and Distinct Elements.

ABSTRACT:

Introduction

In a sample of dual users of cigarettes and electronic nicotine delivery systems (ENDS; e-cigarettes), we evaluated psychometric properties of ENDS versions of the Nicotine Dependence Syndrome Scale (NDSS), the brief Wisconsin Inventory of Smoking Dependence Motives (WISDM), and the Fagerström Test for Nicotine Dependence (FTND). Using the NDSS, we tested the hypothesis that there would be one common underlying factor of dependence across the cigarette and ENDS scales and other product-specific factors.

Aims and methods

Adult dual users (N = 404) completed baseline cigarette and ENDS versions of the NDSS, WISDM, and FTND, and biweekly surveys of their smoking and vaping. Analyses included bifactor modeling, which helps to identify both a general and product-spec

SUBMITTER: Rest EC 

PROVIDER: S-EPMC7976930 | biostudies-literature | 2021 Mar

REPOSITORIES: biostudies-literature