[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100624226":3},{"organization":4,"armGroups":7,"interventions":25,"overallOfficials":24,"centralContacts":35,"locations":45,"responsibleParty":56,"collaborators":24,"id":58,"slug":59,"hasResults":60,"nctId":61,"briefTitle":62,"officialTitle":63,"acronym":24,"eligibilityCriteria":64,"healthyVolunteers":65,"sex":66,"minAge":67,"maxAge":24,"enrollmentInfo":68,"targetDuration":24,"studyType":71,"phases":72,"briefSummary":74,"conditions":75,"keywords":24,"overallStatus":77,"whyStopped":24,"lastUpdateSubmitDate":78,"lastUpdatePostDateStruct":79,"startDateStruct":82,"completionDateStruct":84,"leadSponsor":86,"locationsCount":87},{"fullName":5,"class":6},"The Hong Kong Polytechnic University","OTHER",[8,14,20],{"label":9,"type":10,"description":11,"interventionNames":12},"EMI Group","EXPERIMENTAL","Participants in this group will use the app which delivers EMI exercises adaptively. Twice daily, the app assesses their momentary affect and well-being. If scores fall below a preset threshold, a corresponding intervention exercise (e.g., gratitude, mindfulness) is automatically triggered. They also complete a daily evening assessment. The intervention lasts 14 days.",[13],"Behavioral: Ecological Momentary Intervention",{"label":15,"type":16,"description":17,"interventionNames":18},"Active Control Group","ACTIVE_COMPARATOR","Participants in this group will use the app to complete a fixed set of six EMI exercises twice daily, regardless of their current emotional state. This controls for the general effect of receiving the intervention content and frequency. They also complete the same daily evening assessment as the other groups. The phase lasts 14 days.",[19],"Behavioral: Active Control",{"label":21,"type":22,"description":23,"interventionNames":24},"No-Intervention Control Group","NO_INTERVENTION","Participants in this group will use the app only for assessment purposes. They complete the same twice-daily momentary assessments and the daily evening assessment as the other groups, but do not receive any intervention exercises. This controls for the effects of repeated self-monitoring. The phase lasts 14 days.",null,[26,31],{"type":27,"name":28,"description":29,"armGroupLabels":30,"otherNames":24},"BEHAVIORAL","Ecological Momentary Intervention","This is a smartphone-based ecological momentary intervention (EMI) that delivers psychological exercises (e.g., gratitude, mindfulness) in an adaptive, \"as-needed\" manner. Twice daily, the app algorithm assesses a participant's self-reported momentary affect and well-being. If the scores fall below a preset, moderate threshold, a corresponding intervention exercise is automatically triggered. The goal is to provide personalized support at moments of greatest need.",[9],{"type":27,"name":32,"description":33,"armGroupLabels":34,"otherNames":24},"Active Control","This is a smartphone-based ecological momentary intervention (EMI) that delivers the same suite of psychological exercises on a fixed schedule, regardless of the user's current state. Participants are prompted to complete all six available exercises twice daily. This intervention controls for the general effects of exposure to the exercise content and engagement with the app, allowing for a comparison with the adaptive, algorithm-guided EMI.",[15],[36,41],{"name":37,"role":38,"phone":39,"phoneExt":24,"email":40},"Tao ZHANG","CONTACT","+852 9423 3827","tao-t.zhang@connect.polyu.hk",{"name":42,"role":38,"phone":43,"phoneExt":24,"email":44},"Bryant HUI","+852 2766 7744","phhui@polyu.edu.hk",[46],{"facility":5,"status":24,"city":47,"state":24,"zip":24,"country":48,"countryCode":49,"cosmosGeoPoint":50,"geoPoint":55,"contacts":24},"Kowloon","Hong Kong","HK",{"type":51,"coordinates":52},"Point",[53,54],114.18333,22.31667,{"lat":54,"lon":53},{"type":57,"investigatorFullName":24,"investigatorTitle":24,"investigatorAffiliation":24,"oldNameTitle":24,"oldOrganization":24},"SPONSOR","100624226","positive-psychology---based-eml-for-enhancing-well-being-100624226",false,"NCT07406880","Positive Psychology - Based EMl for Enhancing Well-Being","Positive Psychology-Based Ecological Momentary Intervention for Well-Being in College Students: A Randomized Controlled Trial","Inclusion Criteria:\n\n* Participants in our study are healthy college students.\n* Have smartphone, and have access to the internet.\n\nExclusion Criteria:\n\n* Unable to use a smartphone.\n* Have significant cognitive impairment that prevents participation in the research",true,"ALL","18 Years",{"count":69,"type":70},354,"ESTIMATED","INTERVENTIONAL",[73],"NA","This study aims to evaluate the acceptability and effectiveness of a positive psychology-based ecological momentary intervention (EMI) for enhancing well-being in college students. A three-arm randomized controlled trial (RCT) will assess the impact of a dynamic EMI that delivers personalized exercises when participants' real-time affect or well-being scores fall below a predefined threshold, compared to control conditions. Primary outcomes include changes in well-being and mental health, evaluated through a mixed-methods approach combining quantitative measures and qualitative interviews.",[76],"Healthy Participants Study","NOT_YET_RECRUITING","2026-02-06",{"date":80,"type":81},"2026-02-12","ACTUAL",{"date":83,"type":70},"2026-02-01",{"date":85,"type":70},"2026-12-30",{"name":5,"class":6},1]