[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100626372":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":25,"centralContacts":30,"locations":36,"responsibleParty":54,"collaborators":25,"id":56,"slug":57,"hasResults":58,"nctId":59,"briefTitle":60,"officialTitle":61,"acronym":62,"eligibilityCriteria":63,"healthyVolunteers":58,"sex":64,"minAge":65,"maxAge":66,"enrollmentInfo":67,"targetDuration":25,"studyType":70,"phases":71,"briefSummary":73,"conditions":74,"keywords":76,"overallStatus":83,"whyStopped":25,"lastUpdateSubmitDate":84,"lastUpdatePostDateStruct":85,"startDateStruct":88,"completionDateStruct":90,"leadSponsor":92,"locationsCount":93},{"fullName":5,"class":6},"Sir Run Run Shaw Hospital","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"IMPROVE Intervention Group","EXPERIMENTAL","Participants receive IMPROVE therapy delivered in groups over 8 weeks, with 120 minutes per week (8 sessions total). The program integrates cognitive-behavioral strategies with motivational elements, mindfulness training, and socially interactive exercise. Sessions are delivered by trained therapists using a standardized manual with fidelity monitoring.",[13],"Behavioral: IMPROVE Program",{"label":15,"type":6,"description":16,"interventionNames":17},"Enhanced Waitlist Control (EWC) Group","Participants receive a minimal intervention (weekly digital newsletters) during the first phase (0-6 months). After the 3-month follow-up assessment (T4), they are offered the full 8-week IMPROVE intervention",[18],"Behavioral: Digital Psychoeducation Newsletters",[20,26],{"type":21,"name":22,"description":23,"armGroupLabels":24,"otherNames":25},"BEHAVIORAL","IMPROVE Program","A manualized, group-based, multimodal integrative psychotherapy. It integrates CBT-informed strategies, Mindfulness-Based Interventions, and Socially Interactive Exercise. Delivered over 8 weekly sessions (120 minutes each). Groups consist of 10-15 participants",[9],null,{"type":21,"name":27,"description":28,"armGroupLabels":29,"otherNames":25},"Digital Psychoeducation Newsletters","Weekly newsletters pushed via WeChat containing psychoeducation on consequences of internet use and general advice for reducing screen time.",[15],[31],{"name":32,"role":33,"phone":34,"phoneExt":25,"email":35},"Yanhui Liao, PhD","CONTACT","+86 18814898844","liaoyanhui@zju.edu.cn",[37],{"facility":38,"status":25,"city":39,"state":40,"zip":41,"country":42,"countryCode":43,"cosmosGeoPoint":44,"geoPoint":49,"contacts":50},"Sir Run Run Shaw Hospital, Zhejiang University School of Medicine","Hangzhou","Zhejiang","360000","China","CN",{"type":45,"coordinates":46},"Point",[47,48],120.16142,30.29365,{"lat":48,"lon":47},[51,52],{"name":32,"role":33,"phone":34,"phoneExt":25,"email":35},{"name":32,"role":53,"phone":25,"phoneExt":25,"email":25},"PRINCIPAL_INVESTIGATOR",{"type":55,"investigatorFullName":25,"investigatorTitle":25,"investigatorAffiliation":25,"oldNameTitle":25,"oldOrganization":25},"SPONSOR","100626372","group-based-improve-therapy-for-problematic-internet-use-in-university-students-100626372",false,"NCT07434778","Group-based IMPROVE Therapy for Problematic Internet Use in University Students","Effectiveness and Psychological Mechanisms of Group-based IMPROVE Therapy for Problematic Internet Use in University Students: A Single-blind Randomized Controlled Trial","IMPROVE-PIU","Inclusion Criteria:\n\n* University students aged between 18 and 30 years.\n* Score 50 or above on the Internet Addiction Test (IAT), indicating moderate to severe PIU.\n* Report subjective suffering regarding internet use.\n* Own a personal smartphone or other electronic communication device.\n* Provide written informed consent\n\nExclusion Criteria:\n\n* Self-reported history of substance use (excluding tobacco and alcohol) within the past 12 months.\n* Current or previous participation in any form of psychotherapy for PIU.\n* Presence of severe physical or neurological conditions (e.g., organic brain diseases, TBI).\n* Self-reported history of diagnosed psychiatric disorders (e.g., schizophrenia, bipolar disorder).","ALL","18 Years","30 Years",{"count":68,"type":69},600,"ESTIMATED","INTERVENTIONAL",[72],"NA","Problematic internet use (PIU) is a growing behavioral health concern among university students. This study aims to evaluate the effectiveness and psychological mechanisms of \"IMPROVE,\" a manualized, multimodal group-based psychotherapy. The IMPROVE program integrates cognitive-behavioral strategies with motivational elements, mindfulness training, and socially interactive exercise. In this randomized controlled trial, 600 university students with moderate to severe PIU will be randomized to either the 8-week IMPROVE intervention or an enhanced waitlist control group. The primary outcome is the change in PIU severity, assessed by the Internet Addiction Test (IAT) score, from baseline to the post-intervention endpoint (8 weeks).",[75],"Problematic Internet Use",[77,78,79,80,81,82],"problematic internet use","digital addiction","group psychotherapy","mindfulness","cognitive-behavioral therapy","exercise","NOT_YET_RECRUITING","2026-02-19",{"date":86,"type":87},"2026-02-27","ACTUAL",{"date":89,"type":69},"2026-03",{"date":91,"type":69},"2028-06",{"name":5,"class":6},1]