Active referral plus a small financial incentive upon cessation services use on smoking abstinence: a community-based, cluster-randomised controlled trial

Summary: Background: Many smokers do not use existing free or low-cost smoking cessation services, cost-effective interventions to increase use are needed. Methods: We did a 2-armed cluster randomised controlled trial (cRCT) in Hong Kong, China, to evaluate the effectiveness of active referral plus...

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Main Authors: Xue Weng, PhD, Yongda Wu, PhD, Tzu Tsun Luk, PhD, William Ho Cheung Li, PhD, Derek Yee Tak Cheung, PhD, Henry Sau Chai Tong, BBA, Vienna Lai, MPH, Tai Hing Lam, MD, Man Ping Wang, PhD
Format: Article
Language:English
Published: Elsevier 2021-08-01
Series:The Lancet Regional Health. Western Pacific
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666606521000985
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author Xue Weng, PhD
Yongda Wu, PhD
Tzu Tsun Luk, PhD
William Ho Cheung Li, PhD
Derek Yee Tak Cheung, PhD
Henry Sau Chai Tong, BBA
Vienna Lai, MPH
Tai Hing Lam, MD
Man Ping Wang, PhD
author_facet Xue Weng, PhD
Yongda Wu, PhD
Tzu Tsun Luk, PhD
William Ho Cheung Li, PhD
Derek Yee Tak Cheung, PhD
Henry Sau Chai Tong, BBA
Vienna Lai, MPH
Tai Hing Lam, MD
Man Ping Wang, PhD
author_sort Xue Weng, PhD
collection DOAJ
description Summary: Background: Many smokers do not use existing free or low-cost smoking cessation services, cost-effective interventions to increase use are needed. Methods: We did a 2-armed cluster randomised controlled trial (cRCT) in Hong Kong, China, to evaluate the effectiveness of active referral plus a small financial incentive on abstinence. Chinese adult smokers who smoked at least 1 cigarette per day were proactively recruited from 70 community sites (clusters). Random allocation was concealed until the recruitment started. The intervention group received an offer of active referral to cessation services at baseline plus an incentive (HK$300/US$38) after using any cessation services within 3 months. The control group received general brief cessation advice. The primary outcomes were biochemically validated abstinence at 3 and 6 months. Operating costs in real-world implementation was calculated. Trial Registry: ClinicalTrials.gov NCT03565796. Findings: Between June and September 2018, 1093 participants were randomly assigned to the intervention (n=563) and control (n=530) groups. By intention-to-treat, the intervention group showed higher validated abstinence than the control group at 3 months (8.4% vs. 4.5%, risk ratio [RR] 1.88, 95% CI 1.01-3.51, P=0.046) and 6 months (7.5% vs. 4.5%, RR 1.72, 95% CI 1.01-2.93, P=0.046). Average cost per validated abstinence was lower in the intervention (US$ 421) than control (US$ 548) group. Interpretation: This cRCT has first shown that a simple, brief, and low-cost intervention with active referral plus a small monetary incentive was effective in increasing smoking abstinence and smoking cessation service use in community smokers. Funding: Hong Kong Council on Smoking and Health.
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spelling doaj.art-1f0826e9ba6548c091acbb9f5115fd352022-12-21T22:01:07ZengElsevierThe Lancet Regional Health. Western Pacific2666-60652021-08-0113100189Active referral plus a small financial incentive upon cessation services use on smoking abstinence: a community-based, cluster-randomised controlled trialXue Weng, PhD0Yongda Wu, PhD1Tzu Tsun Luk, PhD2William Ho Cheung Li, PhD3Derek Yee Tak Cheung, PhD4Henry Sau Chai Tong, BBA5Vienna Lai, MPH6Tai Hing Lam, MD7Man Ping Wang, PhD8School of Nursing, the University of Hong Kong, Hong Kong SAR, ChinaSchool of Nursing, the University of Hong Kong, Hong Kong SAR, ChinaSchool of Nursing, the University of Hong Kong, Hong Kong SAR, ChinaSchool of Nursing, the University of Hong Kong, Hong Kong SAR, ChinaSchool of Nursing, the University of Hong Kong, Hong Kong SAR, ChinaHong Kong Council on Smoking and Health, Hong Kong SAR, ChinaHong Kong Council on Smoking and Health, Hong Kong SAR, ChinaSchool of Public Health, the University of Hong Kong, Hong Kong SAR, ChinaSchool of Nursing, the University of Hong Kong, Hong Kong SAR, China; Corresponding author: Man Ping Wang, PhD, School of Nursing, The University of Hong Kong, 21 Sassoon Road, Pokfulam, Hong Kong SAR, ChinaSummary: Background: Many smokers do not use existing free or low-cost smoking cessation services, cost-effective interventions to increase use are needed. Methods: We did a 2-armed cluster randomised controlled trial (cRCT) in Hong Kong, China, to evaluate the effectiveness of active referral plus a small financial incentive on abstinence. Chinese adult smokers who smoked at least 1 cigarette per day were proactively recruited from 70 community sites (clusters). Random allocation was concealed until the recruitment started. The intervention group received an offer of active referral to cessation services at baseline plus an incentive (HK$300/US$38) after using any cessation services within 3 months. The control group received general brief cessation advice. The primary outcomes were biochemically validated abstinence at 3 and 6 months. Operating costs in real-world implementation was calculated. Trial Registry: ClinicalTrials.gov NCT03565796. Findings: Between June and September 2018, 1093 participants were randomly assigned to the intervention (n=563) and control (n=530) groups. By intention-to-treat, the intervention group showed higher validated abstinence than the control group at 3 months (8.4% vs. 4.5%, risk ratio [RR] 1.88, 95% CI 1.01-3.51, P=0.046) and 6 months (7.5% vs. 4.5%, RR 1.72, 95% CI 1.01-2.93, P=0.046). Average cost per validated abstinence was lower in the intervention (US$ 421) than control (US$ 548) group. Interpretation: This cRCT has first shown that a simple, brief, and low-cost intervention with active referral plus a small monetary incentive was effective in increasing smoking abstinence and smoking cessation service use in community smokers. Funding: Hong Kong Council on Smoking and Health.http://www.sciencedirect.com/science/article/pii/S2666606521000985smoking cessationservice usefinancial incentivesactive referralcommunitysmoker
spellingShingle Xue Weng, PhD
Yongda Wu, PhD
Tzu Tsun Luk, PhD
William Ho Cheung Li, PhD
Derek Yee Tak Cheung, PhD
Henry Sau Chai Tong, BBA
Vienna Lai, MPH
Tai Hing Lam, MD
Man Ping Wang, PhD
Active referral plus a small financial incentive upon cessation services use on smoking abstinence: a community-based, cluster-randomised controlled trial
The Lancet Regional Health. Western Pacific
smoking cessation
service use
financial incentives
active referral
community
smoker
title Active referral plus a small financial incentive upon cessation services use on smoking abstinence: a community-based, cluster-randomised controlled trial
title_full Active referral plus a small financial incentive upon cessation services use on smoking abstinence: a community-based, cluster-randomised controlled trial
title_fullStr Active referral plus a small financial incentive upon cessation services use on smoking abstinence: a community-based, cluster-randomised controlled trial
title_full_unstemmed Active referral plus a small financial incentive upon cessation services use on smoking abstinence: a community-based, cluster-randomised controlled trial
title_short Active referral plus a small financial incentive upon cessation services use on smoking abstinence: a community-based, cluster-randomised controlled trial
title_sort active referral plus a small financial incentive upon cessation services use on smoking abstinence a community based cluster randomised controlled trial
topic smoking cessation
service use
financial incentives
active referral
community
smoker
url http://www.sciencedirect.com/science/article/pii/S2666606521000985
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