[{"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":18,"hasResults":35,"nctId":36,"briefTitle":37,"officialTitle":38,"acronym":18,"eligibilityCriteria":39,"healthyVolunteers":35,"sex":40,"minAge":41,"maxAge":42,"enrollmentInfo":43,"targetDuration":18,"studyType":46,"phases":47,"briefSummary":49,"conditions":50,"keywords":54,"overallStatus":64,"whyStopped":18,"lastUpdateSubmitDate":65,"lastUpdatePostDateStruct":66,"startDateStruct":69,"completionDateStruct":71,"leadSponsor":73,"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",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":44,"type":45},50,"ESTIMATED","INTERVENTIONAL",[48],"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)",[51,52,53],"Anxiety","Anxiety Disorders","Anxiety Disorder of Childhood",[51,55,56,57,58,59,60,61,62,63],"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":67,"type":68},"2026-04-02","ACTUAL",{"date":70,"type":45},"2027-01",{"date":72,"type":45},"2027-05",{"name":5,"class":6}]