[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100631623":3},{"organization":4,"armGroups":7,"interventions":15,"overallOfficials":21,"centralContacts":30,"locations":40,"responsibleParty":54,"collaborators":21,"id":58,"slug":21,"hasResults":59,"nctId":60,"briefTitle":61,"officialTitle":62,"acronym":21,"eligibilityCriteria":63,"healthyVolunteers":59,"sex":64,"minAge":65,"maxAge":66,"enrollmentInfo":67,"targetDuration":21,"studyType":70,"phases":71,"briefSummary":73,"conditions":74,"keywords":79,"overallStatus":86,"whyStopped":21,"lastUpdateSubmitDate":87,"lastUpdatePostDateStruct":88,"startDateStruct":91,"completionDateStruct":93,"leadSponsor":95,"locationsCount":96},{"fullName":5,"class":6},"Mclean Hospital","OTHER",[8],{"label":9,"type":6,"description":10,"interventionNames":11},"Within-Person Micro-randomization","Each participant is randomized four times per day to receive one of four conditions with equal probability (33.3% each): a mindfulness exercise, psychoeducation, a neutral control message. A brief EMA is completed before and after each randomization event to measure proximal changes in mood (sadness, anxiety, irritability, stress, rumination).",[12,13,14],"Behavioral: Smartphone-based Mindfulness Exercise","Behavioral: Smartphone-based Psychoeducation","Behavioral: Neutral Control Message",[16,22,26],{"type":17,"name":18,"description":19,"armGroupLabels":20,"otherNames":21},"BEHAVIORAL","Smartphone-based Mindfulness Exercise","A brief approximately 1 minute video guided mindfulness based breathing exercise designed to anchor attention to the present moment and reduce negative affect in the moment by guiding participants through a structured breathing technique.",[9],null,{"type":17,"name":23,"description":24,"armGroupLabels":25,"otherNames":21},"Smartphone-based Psychoeducation","A brief text or video based psychoeducation message delivered via the smartphone app. Content covers the nature of emotions and emotion regulation strategies, aimed at improving emotional awareness and coping skills in the moment.",[9],{"type":17,"name":27,"description":28,"armGroupLabels":29,"otherNames":21},"Neutral Control Message","A brief text or video based message containing random facts delivered via the MetricWire smartphone app. This serves as an active control condition to allow comparison with the active intervention conditions.",[9],[31,36],{"name":32,"role":33,"phone":34,"phoneExt":21,"email":35},"Yoonho Chung, PhD","CONTACT","617-855-2854","ychung3@mgb.org",{"name":37,"role":33,"phone":38,"phoneExt":21,"email":39},"Justin T Baker, MD, PhD","617-855-3913","jtbaker@mgb.org",[41],{"facility":42,"status":21,"city":43,"state":44,"zip":45,"country":46,"countryCode":47,"cosmosGeoPoint":48,"geoPoint":53,"contacts":21},"McLean Hospital","Belmont","Massachusetts","02478","United States","US",{"type":49,"coordinates":50},"Point",[51,52],-71.17867,42.39593,{"lat":52,"lon":51},{"type":55,"investigatorFullName":56,"investigatorTitle":57,"investigatorAffiliation":5,"oldNameTitle":21,"oldOrganization":21},"PRINCIPAL_INVESTIGATOR","Yoonho Chung","Principal Investigator","100631623",false,"NCT07503093","Pilot Study of Sensor-Informed Smartphone-based Mental Health Interventions for Mood in Early Psychosis","Development of Sensor-Informed Smartphone-Based Mental Health Intervention for Early Psychosis","Inclusion Criteria:\n\n* Age 18-50 years\n* History of DSM-5 psychotic disorder (e.g., schizophrenia, schizoaffective disorder, psychosis not otherwise specified)\n* Current elevated mood symptoms, defined as mild or greater depressive symptoms (Patient Health Questionnaire-8 score ≥5) or anxiety symptoms (Generalized Anxiety Disorder-7 score ≥5)\n* Own a personal iPhone or Android smartphone\n* Willing and able to provide informed consent\n* English-speaking\n\nExclusion Criteria:\n\n* Active suicidal ideation with both intent and a specific plan.\n* Current substance use disorder requiring acute treatment\n* Diagnosis of neurodevelopmental disorder that would impair ability to use smartphone app or complete study procedures\n* Traumatic brain injury with significant cognitive impairment","ALL","18 Years","50 Years",{"count":68,"type":69},10,"ESTIMATED","INTERVENTIONAL",[72],"NA","The aim of this trial is to evaluate the feasibility and preliminary efficacy of using passive smartphone sensors to detect moments of heightened negative mood and inform the timing of brief mental health interventions, such as mindfulness exercises and psychoeducation, in adults with early psychosis.",[75,76,77,78],"Psychosis","Anxiety","Depression","Rumination",[80,81,75,82,83,84,85],"Mirco-Randomized Study","Mobile Health","Digital Mental Health","Negative Mood","Digital Phenotyping","Passive Sensors","NOT_YET_RECRUITING","2026-06-22",{"date":89,"type":90},"2026-06-25","ACTUAL",{"date":92,"type":69},"2026-08-01",{"date":94,"type":69},"2027-06-01",{"name":5,"class":6},1]