[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100554788":3},{"organization":4,"armGroups":7,"interventions":7,"overallOfficials":7,"centralContacts":8,"locations":14,"responsibleParty":32,"collaborators":7,"id":35,"slug":7,"hasResults":36,"nctId":37,"briefTitle":38,"officialTitle":39,"acronym":7,"eligibilityCriteria":40,"healthyVolunteers":36,"sex":41,"minAge":42,"maxAge":7,"enrollmentInfo":43,"targetDuration":7,"studyType":46,"phases":7,"briefSummary":47,"conditions":48,"keywords":7,"overallStatus":16,"whyStopped":7,"lastUpdateSubmitDate":52,"lastUpdatePostDateStruct":53,"startDateStruct":56,"completionDateStruct":58,"leadSponsor":60,"locationsCount":61},{"fullName":5,"class":6},"China-Japan Friendship Hospital","OTHER",null,[9],{"name":10,"role":11,"phone":12,"phoneExt":7,"email":13},"Zhaoxue Sheng, Doctor","CONTACT","+86-15600268925","shengzhaoxue@163.com",[15],{"facility":5,"status":16,"city":17,"state":18,"zip":19,"country":20,"cosmosGeoPoint":21,"geoPoint":26,"contacts":27},"RECRUITING","Beijing","Beijing Municipality","100029","China",{"type":22,"coordinates":23},"Point",[24,25],116.39723,39.9075,{"lat":25,"lon":24},[28],{"name":29,"role":11,"phone":30,"phoneExt":7,"email":31},"Jingang Zheng","01084205625","mdjingangzheng@yeah.net",{"type":33,"investigatorFullName":29,"investigatorTitle":34,"investigatorAffiliation":5,"oldNameTitle":7,"oldOrganization":7},"PRINCIPAL_INVESTIGATOR","Head of Cardiology Department","100554788",false,"NCT06503640","Coronary Microvascular Dysfunction in Angina Patients With Non-obstructive Coronary Artery Disease (ANOCA-CMD)","Coronary Microvascular Dysfunction in Angina Patients With Non-obstructive Coronary Artery Disease","Inclusion Criteria:\n\n* presence of stable anginal symptoms, a clinical indication for invasive coronary angiography, and no hemodynamically significant epicardial coronary artery disease, defined as fractional flow reserve (FFR) \\>0.80\n\nExclusion Criteria:\n\n1. acute myocardial infarction\n2. significant valvular heart disease\n3. advanced chronic kidney disease\n4. patients with significant epicardial coronary artery stenosis (\\>70% in major vessels by diagnostic coronary angiography) needing percutaneous coronary intervention\n5. patients unable to provide written informed consent","ALL","18 Years",{"count":44,"type":45},100,"ESTIMATED","OBSERVATIONAL","The goal of this observational study is to explore the incidence and effect on prognosis of coronary microvascular dysfunction in patients present of stable anginal symptoms, a clinical indication for invasive coronary angiography, and no hemodynamically significant epicardial coronary artery disease, defined as fractional flow reserve (FFR) \\>0.80.",[49,50,51],"Angina Patients With Non-obstructive Coronary Artery Disease","Coronary Microvascular Dysfunction","Index of Microvascular Resistance","2024-07-10",{"date":54,"type":55},"2024-07-16","ACTUAL",{"date":57,"type":55},"2023-07-01",{"date":59,"type":45},"2025-12-31",{"name":5,"class":6},1]