[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100654648":3},{"organization":4,"outcomesModule":7,"designInfo":42,"detailedDescription":50,"studyPopulation":41,"armGroups":51,"interventions":65,"overallOfficials":79,"centralContacts":83,"locations":88,"responsibleParty":101,"collaborators":41,"id":103,"slug":104,"hasResults":105,"nctId":106,"briefTitle":107,"officialTitle":108,"acronym":41,"eligibilityCriteria":109,"healthyVolunteers":105,"sex":110,"minAge":111,"maxAge":41,"enrollmentInfo":112,"targetDuration":41,"studyType":115,"phases":116,"briefSummary":118,"conditions":119,"keywords":122,"overallStatus":126,"whyStopped":41,"lastUpdateSubmitDate":127,"lastUpdatePostDateStruct":128,"startDateStruct":131,"completionDateStruct":133,"leadSponsor":135,"locationsCount":136},{"fullName":5,"class":6},"Beijing Normal University","OTHER",{"primaryOutcomes":8,"secondaryOutcomes":13,"otherOutcomes":41},[9],{"measure":10,"description":11,"timeFrame":12},"Biochemical validated quit rate at 6 months follow-up","The primary outcomes are biochemically validated quit rate (exhaled carbon monoxide \\\u003C 4 ppm or salivary cotinine \\\u003C 30 ng\u002Fml)","6 months follow-up",[14,18,22,25,29,32,35,38],{"measure":15,"description":16,"timeFrame":17},"Biochemical validated quit rate at 3 months follow-up","biochemically validated quit rate (exhaled carbon monoxide \\\u003C 4 ppm or salivary cotinine \\\u003C 30 ng\u002Fml)","3 months follow-up",{"measure":19,"description":20,"timeFrame":21},"Self-reported 7-day point prevalence quit rate","Self-reported 7-day point prevalence quit rate in the two groups","3 and 6 months follow-up",{"measure":23,"description":24,"timeFrame":21},"Smoking reduction rate","Rate of smoking reduction by at least half of baseline amount in the two groups",{"measure":26,"description":27,"timeFrame":28},"Eligibility rate","the percentage of eligible smokers out of the total number of smokers screened","baseline",{"measure":30,"description":31,"timeFrame":28},"Consent rate","the percentage of eligible smokers who agree to participate out of the total number of eligible smokers",{"measure":33,"description":34,"timeFrame":17},"Intervention Engagement","Participants' engagement with the intervention, including self-reported reading of WeChat cessation messages, interaction with the health assistant, and viewing of the personalized journey map.",{"measure":36,"description":37,"timeFrame":17},"Perceived Usefulness of Metaphors","Participants' perceived usefulness of the metaphors used in the intervention, assessed using a researcher-developed 7-point Likert-type agreement scale ranging from 1 (strongly disagree) to 7 (strongly agree). Higher scores indicate greater perceived usefulness of the metaphors.Responses will be assessed using a 7-point Likert scale.",{"measure":39,"description":40,"timeFrame":17},"Narrative Engagement in the Smoking Cessation Journey","Participants' engagement with the journey-based intervention, including whether the staged challenge design increased their motivation to persist, whether they were interested in subsequent stages, and whether they felt immersed in the smoking cessation journey. Responses will be assessed using a researcher-developed 7-point Likert-type agreement scale ranging from 1 (strongly disagree) to 7 (strongly agree). Higher scores indicate greater engagement with the journey-based intervention.",null,{"allocation":43,"interventionModel":44,"interventionModelDescription":41,"primaryPurpose":45,"observationalModel":41,"timePerspective":41,"maskingInfo":46},"RANDOMIZED","PARALLEL","HEALTH_SERVICES_RESEARCH",{"masking":47,"maskingDescription":41,"whoMasked":48},"SINGLE",[49],"OUTCOMES_ASSESSOR","This randomized controlled trial evaluates a WeChat-delivered, metaphor-based smoking cessation intervention. Participants in the intervention group will receive staged cessation messages that use metaphors to explain smoking urges, nicotine dependence, behavior change, coping strategies, and relapse prevention. The intervention will also include self-monitoring, personalized feedback, and a personalized journey map to help participants recognize their progress during the cessation process.\n\nParticipants in the control group will receive brief smoking cessation advice. The study will compare the two groups in terms of smoking cessation outcomes. It will also assess participants' perceptions of the intervention, including the usefulness and comprehensibility of the metaphors, willingness to engage with the intervention, immersion in the cessation process, perceived support, and overall satisfaction.",[52,60],{"label":53,"type":54,"description":55,"interventionNames":56},"Metaphor-based intervention group","EXPERIMENTAL","Metaphor-based smoking cessation intervention + 5A's\u002F5R's advice + health warning leaflet",[57,58,59],"Behavioral: Metaphor-based smoking cessation intervention","Behavioral: 5A's\u002F5R's advice","Other: Health warning leaflet",{"label":61,"type":62,"description":63,"interventionNames":64},"Control group","ACTIVE_COMPARATOR","5A's\u002F5R's advice + health warning leaflet",[58,59],[66,71,75],{"type":67,"name":68,"description":69,"armGroupLabels":70,"otherNames":41},"BEHAVIORAL","Metaphor-based smoking cessation intervention","Participants will receive a 100-day, WeChat-delivered smoking cessation intervention using metaphors such as \"fog\" and \"restart\" to describe smoking urges, nicotine dependence, and the process of behavior change. The intervention will provide staged messages on smoking-trigger identification, self-monitoring, action planning, coping strategies, environmental modification, social support, and relapse prevention, together with personalized feedback and a personalized journey map to help participants review their cessation experiences and progress.",[53],{"type":67,"name":72,"description":73,"armGroupLabels":74,"otherNames":41},"5A's\u002F5R's advice","The 5A's approach (Ask, Advise, Assess, Assist, and Arrange) will be used for participants who are ready to quit, and the 5R's approach (Relevance, Risks, Rewards, Roadblocks, and Repetition) will be used for participants who are not ready to quit.",[61,53],{"type":6,"name":76,"description":77,"armGroupLabels":78,"otherNames":41},"Health warning leaflet","The health warning leaflet provides essential information on the dangers of secondhand and thirdhand smoke. It outlines how exposure to these forms of smoke can harm both smokers and non-smokers, particularly children, by increasing the risk of respiratory illnesses and other health issues.",[61,53],[80],{"name":81,"affiliation":5,"role":82},"Xue Weng","PRINCIPAL_INVESTIGATOR",[84],{"name":81,"role":85,"phone":86,"phoneExt":41,"email":87},"CONTACT","3621259","xueweng@bnu.edu.cn",[89],{"facility":5,"status":41,"city":90,"state":91,"zip":92,"country":93,"countryCode":94,"cosmosGeoPoint":95,"geoPoint":100,"contacts":41},"Zhuhai","Guangdong","519087","China","CN",{"type":96,"coordinates":97},"Point",[98,99],113.56778,22.27694,{"lat":99,"lon":98},{"type":102,"investigatorFullName":41,"investigatorTitle":41,"investigatorAffiliation":41,"oldNameTitle":41,"oldOrganization":41},"SPONSOR","100654648","metaphor-based-smoking-cessation-intervention-100654648",false,"NCT07803354","Metaphor-Based Smoking Cessation Intervention","Metaphor-Based Smoking Cessation Intervention: A Randomized Controlled Trial","Inclusion Criteria:\n\n1. aged 18 and above, reside in Zhuhai for the next 6 months;\n2. smoke at least 1 cigarette or use e-cigarettes daily;\n3. Having a smartphone and a WeChat account, being able to use WeChat skillfully.\n\nExclusion Criteria:\n\n1. Smokers who have communication barrier (either physically or cognitively);\n2. Smokers who are currently participating in other SC programmes or services","ALL","18 Years",{"count":113,"type":114},200,"ESTIMATED","INTERVENTIONAL",[117],"NA","This study aims to evaluate the effectiveness and participant experiences of a WeChat-delivered, metaphor-based smoking cessation intervention.",[120,121],"Smoking Cessation","Mobile Health",[123,124,125],"Metaphor-based intervention","Smoking cessation","Tobacco use","NOT_YET_RECRUITING","2026-09-04",{"date":129,"type":130},"2026-09-09","ACTUAL",{"date":132,"type":114},"2026-09-01",{"date":134,"type":114},"2027-12-31",{"name":5,"class":6},1]