[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100588854":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":18,"centralContacts":24,"locations":18,"responsibleParty":30,"collaborators":18,"id":34,"slug":35,"hasResults":36,"nctId":37,"briefTitle":38,"officialTitle":39,"acronym":18,"eligibilityCriteria":40,"healthyVolunteers":36,"sex":41,"minAge":42,"maxAge":43,"enrollmentInfo":44,"targetDuration":18,"studyType":47,"phases":48,"briefSummary":50,"conditions":51,"keywords":55,"overallStatus":65,"whyStopped":18,"lastUpdateSubmitDate":66,"lastUpdatePostDateStruct":67,"startDateStruct":70,"completionDateStruct":72,"leadSponsor":74,"locationsCount":18},{"fullName":5,"class":6},"Trustees of Dartmouth College","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Just-In-Time Adaptive Intervention for Adolescent Anxiety","EXPERIMENTAL","Participants in the Just-In-Time Adaptive Intervention for Adolescent Anxiety Arm will receive the just-in-time adaptive smartphone tool and be instructed to respond to the tool's prompts and follow delivered behavioral recommendations throughout the 3-month intervention period.",[13],"Device: Just-In-Time Adaptive Intervention for Adolescent Anxiety",{"label":15,"type":16,"description":17,"interventionNames":18},"Waitlist Control","NO_INTERVENTION","Participants in the Waitlist Control Arm will receive the just-in-time adaptive smartphone tool following the completion of the 3-month intervention period.",null,[20],{"type":21,"name":9,"description":22,"armGroupLabels":23,"otherNames":18},"DEVICE","A JITAI smartphone app to reduce anxiety levels among rural adolescents by delivering somatic-based activity recommendations",[9],[25],{"name":26,"role":27,"phone":28,"phoneExt":18,"email":29},"Elizabeth Murnane, PhD","CONTACT","603-646-0775","emurnane@dartmouth.edu",{"type":31,"investigatorFullName":32,"investigatorTitle":33,"investigatorAffiliation":5,"oldNameTitle":18,"oldOrganization":18},"PRINCIPAL_INVESTIGATOR","Elizabeth L. Murnane","Assistant Professor of Engineering","100588854","implementation-of-a-just-in-time-adaptive-intervention-for-adolescent-anxiety-100588854",false,"NCT06946823","Implementation of a Just-In-Time Adaptive Intervention for Adolescent Anxiety","Community-Engaged Design and Implementation of a Just-In-Time Adaptive Intervention (JITAI) to Improve Adolescent Anxiety in Rural Populations","Inclusion Criteria:\n\n* Adolescent (age 13-17 years old)\n* New Hampshire resident\n* Fluency in English\n* Able to provide assent\n* At least mild (≥5) anxiety based on the GAD-7 assessment\n\nExclusion Criteria:\n\n* Under 13 years old\n* Over 17 years old\n* Not a New Hampshire resident\n* Unable to provide assent\n* Less than mild (\\\u003C5) anxiety based on the GAD-7 assessment","ALL","13 Years","17 Years",{"count":45,"type":46},50,"ESTIMATED","INTERVENTIONAL",[49],"NA","The goal of this clinical trial is to evaluate a smartphone based just-in-time adaptive intervention (JITAI) tool to deliver somatic behavioral recommendations for anxiety management among youth. The main questions it aims to answer are:\n\n* Is the JITAI tool acceptable among the adolescent study population?\n* Is the JITAI tool feasible to deliver to the adolescent study population?\n* Does the study support preliminary efficacy of the JITAI tool among the adolescent study population?\n\nThe tool will be pilot-tested among a sample of 50 rural adolescents experiencing elevated anxiety levels who will be randomly assigned to the JITAI tool or a waitlist control, for a treatment period of 3 months.\n\nParticipants will be asked to:\n\n* Use the smartphone based JITAI tool which will deliver somatic behavioral recommendations intended to manage anxiety levels for a treatment period of 3 months\n* Respond to the tool's prompts on a daily basis and follow the delivered behavioral recommendations\n* Complete anxiety and interoception assessments at study start, study end (3 months), and one-month follow-up\n* Complete usability and user experience instruments at study end (3 months)",[52,53,54],"Anxiety","Anxiety Disorders","Anxiety Disorder of Childhood",[52,56,57,58,59,60,61,62,63,64],"Just-In-Time Adaptive Intervention","Smartphone","Behavioral Health","Community-Engaged Research","Adolescents","Rural","Digital Intervention","Participatory Design","Somatic","NOT_YET_RECRUITING","2026-04-01",{"date":68,"type":69},"2026-04-02","ACTUAL",{"date":71,"type":46},"2027-01",{"date":73,"type":46},"2027-05",{"name":5,"class":6}]