[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100610643":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":30,"centralContacts":40,"locations":50,"responsibleParty":67,"collaborators":25,"id":70,"slug":71,"hasResults":72,"nctId":73,"briefTitle":74,"officialTitle":75,"acronym":76,"eligibilityCriteria":77,"healthyVolunteers":72,"sex":78,"minAge":79,"maxAge":25,"enrollmentInfo":80,"targetDuration":25,"studyType":83,"phases":84,"briefSummary":86,"conditions":87,"keywords":91,"overallStatus":99,"whyStopped":25,"lastUpdateSubmitDate":100,"lastUpdatePostDateStruct":101,"startDateStruct":104,"completionDateStruct":106,"leadSponsor":108,"locationsCount":109},{"fullName":5,"class":6},"ITMO University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Telegram Bot Intervention Group","EXPERIMENTAL","Participants receive standard care PLUS the 6-month behavioral intervention delivered via the Telegram chatbot.",[13],"Behavioral: Telegram-based Smoking Cessation Support",{"label":15,"type":6,"description":16,"interventionNames":17},"Standard Care Control Group","Participants receive standard care only. They are connected to the Telegram bot but only complete baseline and follow-up surveys without receiving any active smoking cessation content.",[18],"Other: Standard Care (in control arm)",[20,26],{"type":21,"name":22,"description":23,"armGroupLabels":24,"otherNames":25},"BEHAVIORAL","Telegram-based Smoking Cessation Support","A 6-month behavioral intervention delivered via a Telegram chatbot. The intervention includes personalized daily motivational messages, cognitive-behavioral techniques for craving management, access to an SOS\u002Fcraving support button, weekly check-ins, and relapse prevention protocols. Content is tailored based on user responses to questionnaires (Fagerström Test, Importance\u002FConfidence scales) and engagement metrics.",[9],null,{"type":6,"name":27,"description":28,"armGroupLabels":29,"otherNames":25},"Standard Care (in control arm)","Routine physician advice to quit smoking provided upon hospital discharge. This represents the current standard of care in the participating clinical centers.",[15],[31,35,38],{"name":32,"affiliation":33,"role":34},"Mikhail Kuznetsov, MD","Ulyanovsk Regional Clinical Hospital","PRINCIPAL_INVESTIGATOR",{"name":36,"affiliation":5,"role":37},"Dmitry Sergeev, PhD","STUDY_DIRECTOR",{"name":39,"affiliation":5,"role":37},"Artemiy Okhotin, MPH",[41,46],{"name":42,"role":43,"phone":44,"phoneExt":25,"email":45},"Mikhail A. Kuznetsov, MD","CONTACT","+79170610352","mihkuzn@gmail.com",{"name":47,"role":43,"phone":48,"phoneExt":25,"email":49},"Dmitry V. Sergeev, PhD","+79802128785","ser.dmitry.v@gmail.com",[51],{"facility":33,"status":25,"city":52,"state":53,"zip":54,"country":55,"countryCode":56,"cosmosGeoPoint":57,"geoPoint":62,"contacts":63},"Ulyanovsk","Ulyanovsk Oblast","432000","Russia","RU",{"type":58,"coordinates":59},"Point",[60,61],48.38657,54.32824,{"lat":61,"lon":60},[64,65,66],{"name":42,"role":43,"phone":44,"phoneExt":25,"email":45},{"name":47,"role":43,"phone":48,"phoneExt":25,"email":49},{"name":42,"role":34,"phone":25,"phoneExt":25,"email":25},{"type":34,"investigatorFullName":68,"investigatorTitle":69,"investigatorAffiliation":5,"oldNameTitle":25,"oldOrganization":25},"Mikhail Kuznetsov","Chief Investigator, Cardiologist","100610643","telegram-messenger-support-for-smoking-cessation-after-heart-attack-100610643",false,"NCT07230249","Telegram Messenger Support for Smoking Cessation After Heart Attack","Effect of a Behavioral Intervention Delivered Via Telegram Messenger on Smoking Cessation in Patients After Myocardial Infarction: The TELEGRAM-MI Randomized Controlled Trial","TELEGRAM-MI","Inclusion Criteria:\n\n* Willing and able to provide written informed consent.\n* Age 18 years or older.\n* Hospitalization with a confirmed diagnosis of acute myocardial infarction (MI), including both ST-elevation MI (STEMI) and non-ST-elevation MI (NSTEMI).\n* Current smoker at the time of index MI: self-reported smoking of at least one cigarette per day in the month prior to hospitalization.\n* Regular user of the Telegram messenger application (app installed on a personal smartphone).\n* Possession of a smartphone with internet access and a valid phone number.\n* Ability and willingness to provide contact information for a close relative or cohabiting person who can verify smoking status at follow-up.\n\nExclusion Criteria:\n\n* Smoking cessation more than 1 month prior to the index MI hospitalization.\n* Physical or cognitive impairment that prevents the use of a smartphone (e.g., severe visual\u002Fhearing impairment, inability to read or respond to messages).\n* Inability to read and understand the Russian language fluently.\n* Comorbid condition with a life expectancy of less than 1 year.\n* Active severe mental illness (e.g., psychosis, severe untreated depression) that would impede understanding of the protocol or adherence.\n* Unwillingness or inability to provide contact details for a close relative for outcome verification.","ALL","18 Years",{"count":81,"type":82},142,"ESTIMATED","INTERVENTIONAL",[85],"NA","This randomized controlled trial will evaluate whether a 6-month behavioral intervention delivered via Telegram messenger increases smoking cessation rates in patients after myocardial infarction (MI).\n\nAdult smokers hospitalized with acute MI who regularly use Telegram will be randomly assigned to either:\n\n* INTERVENTION GROUP: Standard care plus a 6-month Telegram chatbot program providing personalized motivational messages, cognitive-behavioral techniques for craving management, and relapse prevention support.\n* CONTROL GROUP: Standard care (routine physician advice to quit smoking) plus basic surveys via Telegram without therapeutic content.\n\nThe primary outcome is 30-day point prevalence abstinence at 6 months, verified by blinded telephone interview with participant and corroborating report from a close relative. Secondary outcomes include changes in cigarette consumption, nicotine dependence, motivation, and intervention engagement metrics.\n\nThis study addresses the critical gap in smoking cessation support after hospital discharge and could provide evidence for a scalable digital health solution in cardiac secondary prevention.",[88,89,90],"Myocardial Infarction (MI)","Tobacco Use","Smoking Cessation",[92,93,94,95,96,97,98],"Telegram","Chatbot","Digital Health","Behavioral Intervention","Secondary Prevention","Randomized Controlled Trial","Cardiac Rehabilitation","NOT_YET_RECRUITING","2026-04-02",{"date":102,"type":103},"2026-04-03","ACTUAL",{"date":105,"type":82},"2026-05-01",{"date":107,"type":82},"2027-01-01",{"name":5,"class":6},1]