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Clinical trialNCT01923467CompletedInterventional

Project Quit: Positive vs. Negative Offers of an Online Stop Smoking Program

SponsorUniversity of MichiganEnrollment767Smoking Cessation
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

This project is designed to test the effects of affirmation and positive/negative imagery on individuals' thoughts about quitting smoking and willingness to join a stop smoking program. Previous studies have noted that viewing negative images elicits a stronger emotional response, and many stop-smoking campaigns have used such images to push people to quit smoking. However, research also shows that people are generally resistant to health messages. Using affirmation can help to lessen that resistance. In this study, we use a 2x3 design to study the individual effects of negative imagery and affirmation on smokers' intentions to quit smoking, acceptance of an offer to join a quit smoking program, and program participation and outcomes. We hope to find out whether there is an additive effect of the negative imagery and affirmation on the outcomes listed above. Our specific aims are: Aim 1: Determine if affirmation increases the uptake of an offer of joining a stop smoking program. Aim 2: Determine if image type (positive vs. neutral vs. negative) increases the uptake of the stop smoking program offer. Aim 3: Determine whether there is an interaction between image type and affirmation in people's willingness to join a stop smoking program.

Investigators

The overall officials registered on this study. Names that resolve to a FindMyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Center for Health Communications Research, University of Michigan

    Ann Arbor, Michigan, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Nicotine patches 21 mg
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
31 Aug 2013
Primary completion
30 Apr 2014
Completion
30 Apr 2014
Last update posted
15 Jun 2015
Registered enrollment
767
Registry id
NCT01923467

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 11 Nov 2026. Registry facts are shown as registered by the study sponsor; FindMyKOL does not interpret them.