[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100647738":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":20,"centralContacts":25,"locations":31,"responsibleParty":48,"collaborators":50,"id":55,"slug":56,"hasResults":57,"nctId":58,"briefTitle":59,"officialTitle":60,"acronym":61,"eligibilityCriteria":62,"healthyVolunteers":57,"sex":63,"minAge":64,"maxAge":10,"enrollmentInfo":65,"targetDuration":10,"studyType":68,"phases":10,"briefSummary":69,"conditions":70,"keywords":73,"overallStatus":34,"whyStopped":10,"lastUpdateSubmitDate":81,"lastUpdatePostDateStruct":82,"startDateStruct":85,"completionDateStruct":87,"leadSponsor":89,"locationsCount":90},{"fullName":5,"class":6},"Eunpyeong St. Mary's Hospital","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"CHATEAU Registry Cohort",null,"Consecutive adult patients with severe aortic valve disease who underwent transcatheter aortic valve replacement (TAVR) between January 1, 2021 and December 31, 2025 at participating centers in the CHATEAU Registry. Clinical, imaging, procedural, and follow-up data are collected retrospectively from routine clinical practice.",[13],"Procedure: Transcatheter Aortic Valve Replacement",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":10},"PROCEDURE","Transcatheter Aortic Valve Replacement","Transcatheter aortic valve replacement (TAVR) performed according to routine clinical practice using commercially available transcatheter heart valves and standard procedural techniques at participating centers.",[9],[21],{"name":22,"affiliation":23,"role":24},"Osung Kwon, MD, PhD","The Catholic University of Korea Eunpyeong St. Mary's Hospital","PRINCIPAL_INVESTIGATOR",[26],{"name":27,"role":28,"phone":29,"phoneExt":10,"email":30},"Osung Kwon, MD. PhD","CONTACT","+821037085673","oscaesar@gmail.com",[32],{"facility":33,"status":34,"city":35,"state":10,"zip":36,"country":37,"countryCode":10,"cosmosGeoPoint":38,"geoPoint":43,"contacts":44},"The Catholic University of Korea, Eunpyeong St. Mary's Hospital","RECRUITING","Seoul","03312","South Korea",{"type":39,"coordinates":40},"Point",[41,42],126.9784,37.566,{"lat":42,"lon":41},[45,46,47],{"name":22,"role":28,"phone":29,"phoneExt":10,"email":30},{"name":10,"role":28,"phone":10,"phoneExt":10,"email":30},{"name":22,"role":24,"phone":10,"phoneExt":10,"email":10},{"type":49,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR",[51,53],{"name":52,"class":6},"RCF@ICPS",{"name":54,"class":6},"Kokura Memorial Hospital","100647738","chateau-registry-clinical-outcomes-after-transcatheter-aortic-valve-replacement-100647738",false,"NCT07709858","CHATEAU Registry: Clinical Outcomes After Transcatheter Aortic Valve Replacement","Clinical Outcomes in Patients Undergoing Transcatheter Aortic Valve Replacement: The Collaborative Hexagon-Asian Transcatheter Aortic Valve Replacement Union (CHATEAU) Registry","CHATEAU","Inclusion Criteria:\n\n* Adults (≥18 years of age).\n* Patients who underwent transcatheter aortic valve replacement (TAVR) for severe native aortic valve disease at participating centers.\n* TAVR performed between January 1, 2021 and December 31, 2025.\n* Availability of baseline procedural and follow-up clinical data in the institutional registry or medical records.\n\nExclusion Criteria:\n\n* Patients with insufficient clinical or procedural data for outcome assessment.","ALL","18 Years",{"count":66,"type":67},4000,"ESTIMATED","OBSERVATIONAL","This study is a multicenter, retrospective registry study using the CHATEAU Registry. The study will evaluate patients who underwent transcatheter aortic valve replacement between January 2021 and December 2025. The purpose of the study is to assess clinical outcomes and valve performance after TAVR in real-world practice, with a focus on procedural strategies, valve-related factors, and long-term outcomes. Patient clinical information, imaging findings, procedural data, echocardiographic results, and follow-up outcomes will be collected from existing medical records. No additional intervention, treatment, or study-specific visit will be performed.",[71,72],"Aortic Valve Stenosis","Transcatheter Aortic Valve Replacement (TAVR)",[74,17,75,76,77,78,79,80],"CHATEAU Registry","TAVR","Aortic Stenosis","Real-world Data","Valve Performance","Clinical Outcomes","Multicenter Registry","2026-07-12",{"date":83,"type":84},"2026-07-17","ACTUAL",{"date":86,"type":84},"2021-01-01",{"date":88,"type":67},"2027-12-31",{"name":5,"class":6},1]