[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100608228":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":25,"centralContacts":29,"locations":35,"responsibleParty":50,"collaborators":25,"id":54,"slug":55,"hasResults":56,"nctId":57,"briefTitle":58,"officialTitle":59,"acronym":25,"eligibilityCriteria":60,"healthyVolunteers":61,"sex":62,"minAge":63,"maxAge":64,"enrollmentInfo":65,"targetDuration":25,"studyType":68,"phases":69,"briefSummary":71,"conditions":72,"keywords":25,"overallStatus":76,"whyStopped":25,"lastUpdateSubmitDate":77,"lastUpdatePostDateStruct":78,"startDateStruct":81,"completionDateStruct":83,"leadSponsor":85,"locationsCount":86},{"fullName":5,"class":6},"Gadjah Mada University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"mHealth Intervention Group","EXPERIMENTAL","Participants receive the mHealth smoking cessation application with:\n\n* Educational content about smoking risks and cessation benefits\n* Motivational messages and progress tracking\n* Social support features\n* Interactive elements and quizzes\n* Monthly monitoring and support",[13],"Behavioral: mHealth Smoking Cessation Application",{"label":15,"type":16,"description":17,"interventionNames":18},"Control Group","ACTIVE_COMPARATOR","Participants receive paper-based smoking cessation module containing equivalent content:\n\n* Motivational content and cessation benefits\n* Ex-smoker success stories\n* Trigger identification and coping strategies\n* Weekly quizzes with prizes (online access)\n* Monthly check-ins",[19],"Behavioral: Paper-based Control Materials",[21,26],{"type":22,"name":23,"description":11,"armGroupLabels":24,"otherNames":25},"BEHAVIORAL","mHealth Smoking Cessation Application",[9],null,{"type":22,"name":27,"description":17,"armGroupLabels":28,"otherNames":25},"Paper-based Control Materials",[15],[30],{"name":31,"role":32,"phone":33,"phoneExt":25,"email":34},"Radian Ilmaskal, MPH","CONTACT","+6285272803477","radianilmaskal@mail.ugm.ac.id",[36],{"facility":37,"status":25,"city":38,"state":39,"zip":25,"country":40,"countryCode":41,"cosmosGeoPoint":42,"geoPoint":47,"contacts":48},"Multiple junior high schools and community health centers","Padang","West Sumatra","Indonesia","ID",{"type":43,"coordinates":44},"Point",[45,46],100.35427,-0.94924,{"lat":46,"lon":45},[49],{"name":37,"role":32,"phone":33,"phoneExt":25,"email":34},{"type":51,"investigatorFullName":52,"investigatorTitle":53,"investigatorAffiliation":5,"oldNameTitle":25,"oldOrganization":25},"PRINCIPAL_INVESTIGATOR","Radian Ilmaskal","Principal Investigator","100608228","mobile-health-mhealth-application-for-smoking-cessation-among-adolescents-in-indonesia-100608228",false,"NCT07198828","Mobile Health (mHealth) Application for Smoking Cessation Among Adolescents in Indonesia","Development and Evaluation of a Mobile Health (mHealth) Application for Smoking Cessation Among Adolescents in Indonesia: A Mixed Methods Randomized Controlled Trial","Inclusion Criteria:\n\n1. Phase 1 (Qualitative Study):\n\n   * Adolescent smokers aged 13-15 years\n   * Smoking at least one cigarette or vaping once per week\n   * Key informants: teachers, parents, peers, healthcare workers with relevant experience\n2. Phase 3 (RCT):\n\n   * Adolescents aged 13-15 years\n   * Smoking at least 1 cigarette in the past week\n   * Own smartphone with internet access\n   * Living in Padang City during study period\n   * Willing to participate until study completion\n   * Desire to quit smoking\n\nExclusion Criteria:\n\nPhase 3 (RCT):\n\n* Currently using other smoking cessation apps or programs\n* Planning to change schools or relocate outside Padang during study period\n* Have severe psychiatric or medical conditions requiring intensive treatment\n* Unable to use smartphone applications due to literacy or technical limitations",true,"ALL","13 Years","15 Years",{"count":66,"type":67},110,"ESTIMATED","INTERVENTIONAL",[70],"NA","This mixed-methods study develops and evaluates a mobile health (mHealth) application for smoking cessation among Indonesian adolescents aged 13-15 years. The study uses a sequential exploratory approach with three phases: (1) qualitative research to inform app design; (2) app development using Rapid Application Development (RAD) model; and (3) a single-blind, two-arm randomized controlled trial comparing the mHealth intervention to paper-based materials. The intervention is grounded in the Unified Theory of Acceptance and Use of Technology (UTAUT2) and Transtheoretical Model (TTM). Primary outcome is smoking abstinence at 1-, 3-, and 6-month follow-ups measured through self-report questionnaires.",[73,74,75],"Tobacco Use Disorder","Smoking Cessation","Adolescent Smoking","NOT_YET_RECRUITING","2026-02-02",{"date":79,"type":80},"2026-02-04","ACTUAL",{"date":82,"type":67},"2026-03-01",{"date":84,"type":67},"2026-08-31",{"name":5,"class":6},1]