[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"leadSponsorName\":\"Stephan Baldus\",\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:":55},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":15,"eligibilityCriteria":16,"healthyVolunteers":11,"sex":17,"minAge":18,"maxAge":4,"enrollmentInfo":19,"targetDuration":4,"studyType":22,"phases":23,"briefSummary":25,"conditions":26,"keywords":32,"overallStatus":42,"whyStopped":4,"lastUpdateSubmitDate":43,"lastUpdatePostDateStruct":44,"startDateStruct":47,"completionDateStruct":49,"leadSponsor":51,"locationsCount":54},"100648509","intrahospital-influenza-vaccination-in-patients-at-high-cardiovascular-risk-vacc-up-100648509",false,"NCT07721649","Intrahospital Influenza Vaccination in Patients at High Cardiovascular Risk (VACC-UP)","Intrahospital Vaccination and Active Counseling Versus Active Counseling Alone to Increase Seasonal Influenza immUnization in Patients at High Cardiovascular Risk in Germany: The Randomized Controlled VACC-UP Study","VACC-UP","Inclusion Criteria:\n\n* Age 18 years or older\n* Hospitalized due to acute coronary syndrome (ACS) or congestive heart failure (CHF) and fulfilling the criteria for influenza vaccination according to the recommendations of the German Standing Vaccination Committee (STIKO)\n* Written informed consent\n\nExclusion Criteria:\n\n* Already received seasonal influenza vaccination in the current season, based on self-reported vaccination status and\u002For vaccination certificate\n* Laboratory-confirmed active influenza infection during the index hospitalization\n* Contraindication for vaccination (e.g., known allergy)\n* Inability to provide written informed consent","ALL","18 Years",{"count":20,"type":21},482,"ESTIMATED","INTERVENTIONAL",[24],"NA","The aim of this study is to evaluate the effect of offering intrahospital influenza vaccination as an adjunct to active counseling during the index hospitalization to adult patients hospitalized for acute coronary syndrome (ACS) or congestive heart failure (CHF), compared with active counseling alone, on influenza vaccination rates in patients at high cardiovascular risk.\n\nPatients are randomized 1:1 to either an offer of bedside intrahospital influenza vaccination according to the recommendations of the German Standing Vaccination Committee (STIKO) in addition to standardized active counseling (intervention group), or standardized active counseling plus the standard-of-care recommendation for ambulatory vaccination in the discharge papers (control group). The primary endpoint is the influenza vaccination rate at the end of the index season (March 31).",[27,28,29,30,31],"Acute Coronary Syndrome","Heart Failure","Influenza, Human","Cardiovascular Diseases","Vaccination Refusal",[33,34,35,36,37,38,39,40,41],"Influenza vaccination","Vaccination rate","Intrahospital vaccination","Acute coronary syndrome","Congestive heart failure","Health services research","Vaccine hesitancy","7C psychological antecedents of vaccination","Cardiovascular prevention","NOT_YET_RECRUITING","2026-07-18",{"date":45,"type":46},"2026-07-23","ACTUAL",{"date":48,"type":21},"2026-09",{"date":50,"type":21},"2029-06",{"name":52,"class":53},"Stephan Baldus","OTHER",2,""]