Social and Monetary Incentives for Smoking Cessation at Large Employers (SMILE)
3 december 2020 uppdaterad av: University of California, Berkeley
The investigators will conduct a cluster randomized controlled trial of several behavioral interventions for smoking cessation among a sample of employees at large workplaces in the Bangkok metropolitan area.
The study aims to test the impacts of different incentive structures for smoking cessation on take-up, effectiveness, and cost-effectiveness.
The interventions are designed to elucidate certain principles from the field of behavioral economics.
Studieöversikt
Status
Avslutad
Betingelser
Studietyp
Interventionell
Inskrivning (Faktisk)
4190
Fas
- Inte tillämpbar
Kontakter och platser
Det här avsnittet innehåller kontaktuppgifter för dem som genomför studien och information om var denna studie genomförs.
Studieorter
-
-
-
Bangkok, Thailand
- Mahidol university
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-
Deltagandekriterier
Forskare letar efter personer som passar en viss beskrivning, så kallade behörighetskriterier. Några exempel på dessa kriterier är en persons allmänna hälsotillstånd eller tidigare behandlingar.
Urvalskriterier
Åldrar som är berättigade till studier
18 år och äldre (Vuxen, Äldre vuxen)
Tar emot friska volontärer
Ja
Kön som är behöriga för studier
Allt
Beskrivning
Inclusion Criteria:
- Current full-time employee of a participating company
- Smoker of 100+ cigarettes during lifetime
- Smoker of 10+ cigarettes per week
- Individual is aged 18+ years old
- Smoker wants to quit within the next 6 months
Exclusion Criteria:
- Expects to leave company within the next 12 months
- Is currently pregnant
- Are unable to provide informed consent
Studieplan
Det här avsnittet ger detaljer om studieplanen, inklusive hur studien är utformad och vad studien mäter.
Hur är studien utformad?
Designdetaljer
- Primärt syfte: Behandling
- Tilldelning: Randomiserad
- Interventionsmodell: Enskild gruppuppgift
- Maskning: Enda
Vapen och interventioner
Deltagargrupp / Arm |
Intervention / Behandling |
|---|---|
|
Aktiv komparator: Usual Care
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
|
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
|
|
Experimentell: Deposits
Same as Usual Care, plus participants will have to deposit a certain amount of their own money as an incentive to quit smoking.
Participants will be able to make additional voluntary deposits above the minimum amount.
The participant will be refunded all deposits if he quits smoking at 3 months, as verified by a urine cotinine test.
The participant will forfeit all deposits if he continues to smoke at 3 months, as verified by a urine cotinine test.
|
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
Participants will have to deposit a certain amount of their own money at enrollment.
Participants will be able to make additional voluntary deposits above the minimum amount during the intervention period.
The participant will be refunded all deposits if he quits smoking at 3 months, as verified by a urine cotinine test.
The participant will forfeit all deposits if he continues to smoke at 3 months, as verified by a urine cotinine test.
|
|
Experimentell: Small Individual Bonus
Same as Usual Care, plus each participant will receive a monetary bonus from the study investigators if he or she quit smoking, as verified by a urine cotinine test.
|
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
Each participant will receive a monetary bonus from the study investigators if he or she quit smoking, as verified by a urine cotinine test.
|
|
Experimentell: Large Individual Bonus
Same as Usual Care, plus each participant will receive a monetary bonus from the study investigators if he or she quit smoking, as verified by a urine cotinine test.
The bonus is twice the value of that in the Small Individual Bonus group.
|
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
Each participant will receive a monetary bonus from the study investigators if he or she quit smoking, as verified by a urine cotinine test.
The bonus is twice the value of that in the Small Individual Bonus group.
|
|
Experimentell: Team Bonus
Same as Usual Care, plus each participant will be randomly assigned one teammate to provide social support during the quit attempt.
If the participant and assigned teammate both quit smoking at 3 months, as verified by a urine cotinine test, then each will receive a monetary bonus.
The team bonus is equal in value to that in the Large Individual Bonus group.
|
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
Each participant will be randomly assigned one teammate to provide social support during the quit attempt.
Each participant will be assigned to a participating coworker who speaks the same primary language and works the same work shift as the participant.
If the participant and assigned teammate both quit smoking at 3 months, as verified by a urine cotinine test, then each will receive a monetary bonus.
The team bonus is equal in value to that in the Large Individual Bonus group.
|
|
Experimentell: Deposits plus Small Individual Bonus
Same as Usual Care, plus the participant will follow the protocol for deposits as described for the Deposits group and will follow the protocol for the monetary bonus as described for the Small Individual Bonus group.
|
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
Participants will have to deposit a certain amount of their own money at enrollment.
Participants will be able to make additional voluntary deposits above the minimum amount during the intervention period.
The participant will be refunded all deposits if he quits smoking at 3 months, as verified by a urine cotinine test.
The participant will forfeit all deposits if he continues to smoke at 3 months, as verified by a urine cotinine test.
Each participant will receive a monetary bonus from the study investigators if he or she quit smoking, as verified by a urine cotinine test.
|
|
Experimentell: Deposits plus Large Individual Bonus
Same as Usual Care, plus the participant will follow the protocol for deposits as described for the Deposits group and will follow the protocol for the monetary bonus as described for the Large Individual Bonus group.
|
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
Participants will have to deposit a certain amount of their own money at enrollment.
Participants will be able to make additional voluntary deposits above the minimum amount during the intervention period.
The participant will be refunded all deposits if he quits smoking at 3 months, as verified by a urine cotinine test.
The participant will forfeit all deposits if he continues to smoke at 3 months, as verified by a urine cotinine test.
Each participant will receive a monetary bonus from the study investigators if he or she quit smoking, as verified by a urine cotinine test.
The bonus is twice the value of that in the Small Individual Bonus group.
|
|
Experimentell: Deposits plus Teammate
Same as Usual Care, plus the participant will follow the protocol for deposits as described for the Deposits group and will be randomly assigned one other participant to serve as a teammate who provides social support during the quit attempt.
|
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
Participants will have to deposit a certain amount of their own money at enrollment.
Participants will be able to make additional voluntary deposits above the minimum amount during the intervention period.
The participant will be refunded all deposits if he quits smoking at 3 months, as verified by a urine cotinine test.
The participant will forfeit all deposits if he continues to smoke at 3 months, as verified by a urine cotinine test.
Each participant will be randomly assigned one teammate to provide social support during the quit attempt.
Each participant will be assigned to a participating coworker who speaks the same primary language and works the same work shift as the participant.
|
|
Experimentell: Deposits plus Team Bonus
Same as Usual Care, plus the participant will follow the protocol for deposits as described for the Deposits group, will be randomly assigned a teammate, and will follow the protocol for the monetary bonus as described for the Team Bonus group.
|
Participants will receive in-person group counseling from a trained smoking cessation counselor.
Participants will learn about reasons to quit smoking, strategies for quitting smoking, and additional resources available to support the quit attempt.
Participants will also complete a quit plan.
Participants will have to deposit a certain amount of their own money at enrollment.
Participants will be able to make additional voluntary deposits above the minimum amount during the intervention period.
The participant will be refunded all deposits if he quits smoking at 3 months, as verified by a urine cotinine test.
The participant will forfeit all deposits if he continues to smoke at 3 months, as verified by a urine cotinine test.
Each participant will be randomly assigned one teammate to provide social support during the quit attempt.
Each participant will be assigned to a participating coworker who speaks the same primary language and works the same work shift as the participant.
If the participant and assigned teammate both quit smoking at 3 months, as verified by a urine cotinine test, then each will receive a monetary bonus.
The team bonus is equal in value to that in the Large Individual Bonus group.
|
Vad mäter studien?
Primära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
|---|---|---|
|
Proportion of Participants With Smoking Abstinence at 12 Months
Tidsram: 12 months after enrollment
|
7-day point prevalence of abstinence measured 12 months after enrollment using self-reported abstinence and urine cotinine test results
|
12 months after enrollment
|
Sekundära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
|---|---|---|
|
Proportion of Participants With Smoking Abstinence at 3 Months
Tidsram: 3 months after enrollment
|
7-day point prevalence of abstinence measured 3 months after enrollment based on self-reported abstinence and urine cotinine test results
|
3 months after enrollment
|
|
Program Acceptance
Tidsram: At 0 months (at enrollment)
|
Proportion of eligible smokers who consent to participate in the main intervention
|
At 0 months (at enrollment)
|
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Proportion of Participants With Smoking Abstinence at 6 Months
Tidsram: 6 months after enrollment
|
7-day point prevalence of abstinence measured 6 months after enrollment based on self-reported abstinence and urine cotinine test results
|
6 months after enrollment
|
Samarbetspartners och utredare
Det är här du hittar personer och organisationer som är involverade i denna studie.
Samarbetspartners
Utredare
- Huvudutredare: William H. Dow, PhD, University of California, Berkeley
Publikationer och användbara länkar
Den som ansvarar för att lägga in information om studien tillhandahåller frivilligt dessa publikationer. Dessa kan handla om allt som har med studien att göra.
Studieavstämningsdatum
Dessa datum spårar framstegen för inlämningar av studieposter och sammanfattande resultat till ClinicalTrials.gov. Studieposter och rapporterade resultat granskas av National Library of Medicine (NLM) för att säkerställa att de uppfyller specifika kvalitetskontrollstandarder innan de publiceras på den offentliga webbplatsen.
Studera stora datum
Studiestart
1 april 2015
Primärt slutförande (Faktisk)
1 augusti 2017
Avslutad studie (Faktisk)
1 augusti 2017
Studieregistreringsdatum
Först inskickad
15 april 2015
Först inskickad som uppfyllde QC-kriterierna
15 april 2015
Första postat (Uppskatta)
20 april 2015
Uppdateringar av studier
Senaste uppdatering publicerad (Faktisk)
30 december 2020
Senaste inskickade uppdateringen som uppfyllde QC-kriterierna
3 december 2020
Senast verifierad
1 december 2020
Mer information
Termer relaterade till denna studie
Nyckelord
Ytterligare relevanta MeSH-villkor
Andra studie-ID-nummer
- UCaliforniaBerkeley
- 5R01DA035384 (U.S.S. NIH-anslag/kontrakt)
Denna information hämtades direkt från webbplatsen clinicaltrials.gov utan några ändringar. Om du har några önskemål om att ändra, ta bort eller uppdatera dina studieuppgifter, vänligen kontakta register@clinicaltrials.gov. Så snart en ändring har implementerats på clinicaltrials.gov, kommer denna att uppdateras automatiskt även på vår webbplats .