[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100651968":3},{"organization":4,"armGroups":7,"interventions":25,"overallOfficials":40,"centralContacts":46,"locations":55,"responsibleParty":85,"collaborators":87,"id":94,"slug":95,"hasResults":96,"nctId":97,"briefTitle":98,"officialTitle":98,"acronym":31,"eligibilityCriteria":99,"healthyVolunteers":100,"sex":101,"minAge":102,"maxAge":103,"enrollmentInfo":104,"targetDuration":31,"studyType":107,"phases":108,"briefSummary":110,"conditions":111,"keywords":113,"overallStatus":117,"whyStopped":31,"lastUpdateSubmitDate":118,"lastUpdatePostDateStruct":119,"startDateStruct":122,"completionDateStruct":124,"leadSponsor":126,"locationsCount":127},{"fullName":5,"class":6},"UNC Lineberger Comprehensive Cancer Center","OTHER",[8,14,19],{"label":9,"type":10,"description":11,"interventionNames":12},"Condition 1","EXPERIMENTAL","Acted-Out Narrative Video Ads",[13],"Behavioral: Acted-Out Narrative Ads",{"label":15,"type":10,"description":16,"interventionNames":17},"Condition 2","Non-Acted-Out Narrative Video Ads",[18],"Behavioral: Non-Acted-Out Narrative Testimonial Ads",{"label":20,"type":21,"description":22,"interventionNames":23},"Condition 3","ACTIVE_COMPARATOR","Control Videos",[24],"Behavioral: Neutral Control Videos",[26,32,36],{"type":27,"name":28,"description":29,"armGroupLabels":30,"otherNames":31},"BEHAVIORAL","Acted-Out Narrative Ads","Participants view 3 randomly ordered vaping prevention video ads featuring characters enacting a vaping-related experience or consequence (e.g., experiencing addiction\u002Fwithdrawal symptoms).",[9],null,{"type":27,"name":33,"description":34,"armGroupLabels":35,"otherNames":31},"Non-Acted-Out Narrative Testimonial Ads","Participants view 3 randomly ordered narrative testimonial video ads featuring testimonial narration with static visual presentations, without character enactment.",[15],{"type":27,"name":37,"description":38,"armGroupLabels":39,"otherNames":31},"Neutral Control Videos","Participants view 3 neutral\u002Finformational text-and-voice-only control ads about vaping without any testimonial element.",[20],[41,44],{"name":42,"affiliation":5,"role":43},"Seth M Noar, PhD","PRINCIPAL_INVESTIGATOR",{"name":45,"affiliation":5,"role":43},"Sarah Kowitt, PhD",[47,52],{"name":48,"role":49,"phone":50,"phoneExt":31,"email":51},"Victoria Triana","CONTACT","919-984-0000","Victoria_Triana@med.unc.edu",{"name":53,"role":49,"phone":31,"phoneExt":31,"email":54},"Caroline Ritchie","Caroline_Ritchie@med.unc.edu",[56,75],{"facility":57,"status":31,"city":58,"state":59,"zip":60,"country":61,"countryCode":62,"cosmosGeoPoint":63,"geoPoint":68,"contacts":69},"Fairfield University","Fairfield","Connecticut","06824","United States","US",{"type":64,"coordinates":65},"Point",[66,67],-73.26373,41.14121,{"lat":67,"lon":66},[70,74],{"name":71,"role":49,"phone":72,"phoneExt":31,"email":73},"Ran Tao, PhD","203-254-4000","rantao599@gmail.com",{"name":71,"role":43,"phone":31,"phoneExt":31,"email":31},{"facility":76,"status":31,"city":77,"state":78,"zip":79,"country":61,"countryCode":62,"cosmosGeoPoint":80,"geoPoint":84,"contacts":31},"University of North Carolina, Chapel Hill","Chapel Hill","North Carolina","27599",{"type":64,"coordinates":81},[82,83],-79.05584,35.9132,{"lat":83,"lon":82},{"type":86,"investigatorFullName":31,"investigatorTitle":31,"investigatorAffiliation":31,"oldNameTitle":31,"oldOrganization":31},"SPONSOR",[88,91],{"name":89,"class":90},"Food and Drug Administration (FDA)","FED",{"name":92,"class":93},"National Institute on Drug Abuse (NIDA)","NIH","100651968","evaluating-narrative-vaping-prevention-video-ads-for-adolescents-and-young-adults-100651968",false,"NCT07767929","Evaluating Narrative Vaping Prevention Video Ads for Adolescents and Young Adults","Inclusion Criteria:\n\n* Age 13-20 years old.\n* Current vaper or at risk of vaping. Participants will be considered as a current vaper if they report using e-cigarettes in the past 30 days. Participants will be considered as \"at-risk of vaping\" if they answer anything other than \"definitely not' to 3 screening items assessing their susceptibility to vaping (e.g., \"If one of your best friends were to offer you a vape, would you use it?\" Response options: definitely not, probably not, probably yes, definitely yes).\n* Live in the United States\n\nExclusion Criteria:\n\n* Younger than 13 years or older than 21 years.",true,"ALL","13 Years","20 Years",{"count":105,"type":106},1910,"ESTIMATED","INTERVENTIONAL",[109],"NA","The purpose of this study is to evaluate the persuasive effectiveness of narrative advertisements: with acted-out plots (where characters enact a vaping-related experience) versus narrative advertisements without acted-out plots and control. Using a 3-arm between-subjects randomized design, approximately 1,910 adolescents and young adults (aged 13-20) in the U.S. who vape or are susceptible to vaping will be recruited online. Participants will be randomly assigned to view video ads from one of three conditions (narrative with acted-out plots, narrative without acted-out plots, or control videos) and complete a post-exposure survey evaluating message engagement, emotional response, perceived effectiveness, and psychological reactance.",[112],"Vaping",[114,115,116],"Vaping prevention","Health communication","Tobacco Use","NOT_YET_RECRUITING","2026-08-11",{"date":120,"type":121},"2026-08-17","ACTUAL",{"date":123,"type":106},"2026-08",{"date":125,"type":106},"2028-08",{"name":5,"class":6},2]