Journal article
Effectiveness of stop-smoking medications: findings from the International Tobacco Control (ITC) Four Country Survey
Karin A Kasza, Andrew J Hyland, Ron Borland, Ann D McNeill, Maansi Bansal-Travers, Brian V Fix, David Hammond, Geoffrey T Fong, K Michael Cummings
ADDICTION | WILEY | Published : 2013
Abstract
AIM: To evaluate the population effectiveness of stop-smoking medications while accounting for potential recall bias by controlling for quit attempt recency. DESIGN: Prospective cohort survey. SETTING: United Kingdom, Canada, Australia and the United States. PARTICIPANTS: A total of 7436 adult smokers (18+ years) selected via random digit dialling and interviewed as part of the International Tobacco Control Four Country Survey (ITC-4) between 2002 and 2009. Primary analyses utilized the subset of respondents who participated in 2006 or later (n = 2550). MEASUREMENTS: Continuous abstinence from smoking for 1 month/6 months. FINDINGS: Among participants who recalled making a quit attempt withi..
View full abstractGrants
Awarded by US National Cancer Institute
Awarded by Canadian Institutes of Health Research
Awarded by National Health and Medical Research Council of Australia
Awarded by Cancer Research UK
Awarded by Robert Wood Johnson Foundation
Awarded by Canadian Tobacco Control Research Initiative
Awarded by NATIONAL CANCER INSTITUTE
Funding Acknowledgements
K. Michael Cummings has served as a paid consultant on smoking cessation to Pfizer and Novartis, has received payment from Pfizer and GlaxoSmithKline for lectures on smoking cessation to health professionals, and has served as a paid expert witness in litigation against the tobacco industry. All other authors declare no conflicts of interest.We would like to thank Timea Partos and Hua-Hie Yong of The Cancer Council Victoria for their input regarding evaluation of quit attempt recall. We are also grateful to the anonymous reviewers who provided insightful feedback on a previous version of this paper. The major funders of the ITC Four Country Survey are: US National Cancer Institute (P50 CA111326, P01 CA138389, R01 CA100362), Canadian Institutes of Health Research (57897, 79551, and 115016), National Health and Medical Research Council of Australia (265903, 450110, and 1005922), Cancer Research UK (C312/A3726, C312/A6465 and C312/A11039), the Robert Wood Johnson Foundation (045734) and the Canadian Tobacco Control Research Initiative (014578), with additional support from the Propel Centre for Population Health Impact, the Ontario Institute for Cancer Research and the Canadian Cancer Society Research Institute. None of the sponsors played any direct role in the design or conduct of the study, in the collection, management, analysis or interpretation of the data, in the preparation of the manuscript, or in the decision to submit the manuscript for publication.