[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100585336":3},{"organization":4,"armGroups":7,"interventions":18,"overallOfficials":24,"centralContacts":28,"locations":37,"responsibleParty":50,"collaborators":23,"id":53,"slug":54,"hasResults":55,"nctId":56,"briefTitle":57,"officialTitle":58,"acronym":23,"eligibilityCriteria":59,"healthyVolunteers":60,"sex":61,"minAge":62,"maxAge":23,"enrollmentInfo":63,"targetDuration":23,"studyType":66,"phases":67,"briefSummary":69,"conditions":70,"keywords":72,"overallStatus":39,"whyStopped":23,"lastUpdateSubmitDate":74,"lastUpdatePostDateStruct":75,"startDateStruct":78,"completionDateStruct":80,"leadSponsor":82,"locationsCount":83},{"fullName":5,"class":6},"The Hong Kong Polytechnic University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Chatbot-based intervention","EXPERIMENTAL","Participants will immediately receive access to a 2-month chatbot-based intervention",[13],"Other: A chatbot-based intervention",{"label":15,"type":6,"description":16,"interventionNames":17},"Waitlist","Participants will be placed on a waiting list before accessing the intervention",[13],[19],{"type":6,"name":20,"description":21,"armGroupLabels":22,"otherNames":23},"A chatbot-based intervention","A smartphone-delivered AI-based chatbot program designed to provide personalized physical activity and dietary recommendations",[9,15],null,[25],{"name":26,"affiliation":5,"role":27},"Arkers Wong, PhD","PRINCIPAL_INVESTIGATOR",[29,33],{"name":26,"role":30,"phone":31,"phoneExt":23,"email":32},"CONTACT","+85234003805","arkers.wong@polyu.edu.hk",{"name":34,"role":30,"phone":35,"phoneExt":23,"email":36},"Qian Zhang, MSc","+85264321063","melissa440.zhang@connect.polyu.hk",[38],{"facility":5,"status":39,"city":40,"state":23,"zip":23,"country":40,"countryCode":41,"cosmosGeoPoint":42,"geoPoint":47,"contacts":48},"RECRUITING","Hong Kong","HK",{"type":43,"coordinates":44},"Point",[45,46],114.17469,22.27832,{"lat":46,"lon":45},[49],{"name":26,"role":30,"phone":31,"phoneExt":23,"email":32},{"type":27,"investigatorFullName":51,"investigatorTitle":52,"investigatorAffiliation":5,"oldNameTitle":23,"oldOrganization":23},"Arkers, Wong","Associate Professor in the School of Nursing","100585336","a-pilot-randomized-controlled-trial-of-chatbot-use-in-older-adults-for-lifestyle-change-100585336",false,"NCT06901037","A Pilot Randomized Controlled Trial of Chatbot Use in Older Adults for Lifestyle Change","The Acceptability and Preliminary Effectiveness of Using A Smartphone-delivered AI-Based Chatbot in Older Adults for Lifestyle Modification: A Pilot Randomized Controlled Trial","Inclusion Criteria:\n\n* aged 65 or above.\n* are community-dwelling.\n* are proficient in Mandarin.\n* have an Internet connection.\n* have at least one instant messaging app on the smartphone or agree to download one.\n\nExclusion Criteria:\n\n* have any neurocognitive disorders.\n* are unable to engage in moderate-intensity level of physical activity due to a preexisting medical condition.\n* live with another participant who will participate in this study.",true,"ALL","65 Years",{"count":64,"type":65},84,"ESTIMATED","INTERVENTIONAL",[68],"NA","The purpose of this study is to evaluate the acceptability and preliminary effectiveness of a smartphone-delivered AI-based chatbot in promoting healthy dietary behavior and physical activity participation among older adults.",[71],"Healthy Lifestyle",[73],"Chatbot, older adults","2025-09-08",{"date":76,"type":77},"2025-09-15","ACTUAL",{"date":79,"type":77},"2025-05-01",{"date":81,"type":65},"2025-12-31",{"name":5,"class":6},1]