[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100160835":3},{"organization":4,"armGroups":7,"interventions":10,"overallOfficials":12,"centralContacts":17,"locations":25,"responsibleParty":335,"collaborators":339,"id":344,"slug":345,"hasResults":346,"nctId":347,"briefTitle":348,"officialTitle":349,"acronym":350,"eligibilityCriteria":351,"healthyVolunteers":346,"sex":352,"minAge":353,"maxAge":10,"enrollmentInfo":354,"targetDuration":10,"studyType":357,"phases":10,"briefSummary":358,"conditions":359,"keywords":361,"overallStatus":28,"whyStopped":10,"lastUpdateSubmitDate":362,"lastUpdatePostDateStruct":363,"startDateStruct":366,"completionDateStruct":368,"leadSponsor":370,"locationsCount":371},{"fullName":5,"class":6},"CardioVascular Research Foundation, Korea","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":10},"FFR",null,"Patients who had FFR measurement",[13],{"name":14,"affiliation":15,"role":16},"Seung-Jung Park, MD,PhD","Asan Medical Center","PRINCIPAL_INVESTIGATOR",[18,22],{"name":19,"role":20,"phone":10,"phoneExt":10,"email":21},"Seung-Jung Park, MD, PhD","CONTACT","sjpark@amc.seoul.kr",{"name":23,"role":20,"phone":10,"phoneExt":10,"email":24},"Jung-min Ahn, MD","drjmahn@gmail.com",[26,41,53,65,78,90,99,108,117,129,138,150,162,174,186,195,207,218,227,236,245,254,263,272,281,290,299,311,323],{"facility":27,"status":28,"city":29,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":31,"geoPoint":36,"contacts":37},"Hallym University Sacred Heart Hospital","RECRUITING","Anyang","South Korea",{"type":32,"coordinates":33},"Point",[34,35],127.49001,35.62128,{"lat":35,"lon":34},[38,40],{"name":39,"role":20,"phone":10,"phoneExt":10,"email":10},"Hyun-sook Kim, MD",{"name":39,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":42,"status":28,"city":43,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":44,"geoPoint":48,"contacts":49},"Soon Chun Hyang University Hospital Bucheon","Bucheon-si",{"type":32,"coordinates":45},[46,47],126.78306,37.49889,{"lat":47,"lon":46},[50,52],{"name":51,"role":20,"phone":10,"phoneExt":10,"email":10},"Nae-hee Lee, MD",{"name":51,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":54,"status":28,"city":55,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":56,"geoPoint":60,"contacts":61},"Chungbuk National University Hospital","Cheongju-si",{"type":32,"coordinates":57},[58,59],127.48972,36.63722,{"lat":59,"lon":58},[62,64],{"name":63,"role":20,"phone":10,"phoneExt":10,"email":10},"Sang-yeub Lee, MD",{"name":63,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":66,"status":28,"city":67,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":68,"geoPoint":72,"contacts":73},"Gangwon National Univ. Hospital","Chuncheon",{"type":32,"coordinates":69},[70,71],127.73417,37.87472,{"lat":71,"lon":70},[74,76],{"name":75,"role":20,"phone":10,"phoneExt":10,"email":10},"Bong-ki Lee, MD",{"name":77,"role":16,"phone":10,"phoneExt":10,"email":10},"Bong-ki Kim, MD",{"facility":79,"status":28,"city":80,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":81,"geoPoint":85,"contacts":86},"Daegu Catholic University Center","Daegu",{"type":32,"coordinates":82},[83,84],128.59111,35.87028,{"lat":84,"lon":83},[87,89],{"name":88,"role":20,"phone":10,"phoneExt":10,"email":10},"Jin-bae Lee, MD",{"name":88,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":91,"status":28,"city":80,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":92,"geoPoint":94,"contacts":95},"Keimyung University Dongsan Medical Center",{"type":32,"coordinates":93},[83,84],{"lat":84,"lon":83},[96,98],{"name":97,"role":20,"phone":10,"phoneExt":10,"email":10},"Chang-wook Nam, MD",{"name":97,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":100,"status":28,"city":80,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":101,"geoPoint":103,"contacts":104},"Kyungpook National university hospital",{"type":32,"coordinates":102},[83,84],{"lat":84,"lon":83},[105,107],{"name":106,"role":20,"phone":10,"phoneExt":10,"email":10},"Hun-sik Park, MD",{"name":106,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":109,"status":28,"city":80,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":110,"geoPoint":112,"contacts":113},"Yeungnam University Medical Center",{"type":32,"coordinates":111},[83,84],{"lat":84,"lon":83},[114,116],{"name":115,"role":20,"phone":10,"phoneExt":10,"email":10},"Jong-seon Park, MD",{"name":115,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":118,"status":28,"city":119,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":120,"geoPoint":124,"contacts":125},"Chungnam National University Hospital","Daejeon",{"type":32,"coordinates":121},[122,123],127.38493,36.34913,{"lat":123,"lon":122},[126,128],{"name":127,"role":20,"phone":10,"phoneExt":10,"email":10},"Si-wan Choi, MD",{"name":127,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":130,"status":28,"city":119,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":131,"geoPoint":133,"contacts":134},"The Catholic University of Korea, Deajeon St.Mary's hospital",{"type":32,"coordinates":132},[122,123],{"lat":123,"lon":122},[135,137],{"name":136,"role":20,"phone":10,"phoneExt":10,"email":10},"Sung-ho Her, MD",{"name":136,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":139,"status":28,"city":140,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":141,"geoPoint":145,"contacts":146},"Gangneung Asan Hospital","Gangneung",{"type":32,"coordinates":142},[143,144],128.87239,37.75266,{"lat":144,"lon":143},[147,149],{"name":148,"role":20,"phone":10,"phoneExt":10,"email":10},"Sang-sig Jung, MD",{"name":148,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":151,"status":28,"city":152,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":153,"geoPoint":157,"contacts":158},"Chonnam National University Hospital","Gwangju",{"type":32,"coordinates":154},[155,156],126.91556,35.15472,{"lat":156,"lon":155},[159,161],{"name":160,"role":20,"phone":10,"phoneExt":10,"email":10},"Young-jun Hong, MD",{"name":160,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":163,"status":28,"city":164,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":165,"geoPoint":169,"contacts":170},"Inje University Ilsan Paik Hospital","Ilsan",{"type":32,"coordinates":166},[167,168],129.43333,35.5,{"lat":168,"lon":167},[171,173],{"name":172,"role":20,"phone":10,"phoneExt":10,"email":10},"Joon-hyung Doh, MD",{"name":172,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":175,"status":28,"city":176,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":177,"geoPoint":181,"contacts":182},"Dong-A Medical Center","Pusan",{"type":32,"coordinates":178},[179,180],128.02524,35.70128,{"lat":180,"lon":179},[183,185],{"name":184,"role":20,"phone":10,"phoneExt":10,"email":10},"Kyung-il Park, MD",{"name":184,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":187,"status":28,"city":176,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":188,"geoPoint":190,"contacts":191},"Pusan National University Hospital",{"type":32,"coordinates":189},[179,180],{"lat":180,"lon":179},[192,194],{"name":193,"role":20,"phone":10,"phoneExt":10,"email":10},"Taeg-jong Hong, MD",{"name":193,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":196,"status":28,"city":197,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":198,"geoPoint":202,"contacts":203},"Seoul university Bundang hospital","Seongnam",{"type":32,"coordinates":199},[200,201],127.7548,36.4052,{"lat":201,"lon":200},[204,206],{"name":205,"role":20,"phone":10,"phoneExt":10,"email":10},"In-ho Chae, MD",{"name":205,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":15,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":209,"geoPoint":213,"contacts":214},"Seoul",{"type":32,"coordinates":210},[211,212],126.9784,37.566,{"lat":212,"lon":211},[215,217],{"name":216,"role":20,"phone":10,"phoneExt":10,"email":21},"Seung-jung Park, MD",{"name":216,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":219,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":220,"geoPoint":222,"contacts":223},"Gangnam Severance Hospital",{"type":32,"coordinates":221},[211,212],{"lat":212,"lon":211},[224,226],{"name":225,"role":20,"phone":10,"phoneExt":10,"email":10},"Byoung-kwon Lee, MD",{"name":225,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":228,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":229,"geoPoint":231,"contacts":232},"Hallym University Kangdong Sacred Heart Hospital",{"type":32,"coordinates":230},[211,212],{"lat":212,"lon":211},[233,235],{"name":234,"role":20,"phone":10,"phoneExt":10,"email":10},"Kyoo-rok Han, MD",{"name":234,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":237,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":238,"geoPoint":240,"contacts":241},"Korea University Anam Hospital",{"type":32,"coordinates":239},[211,212],{"lat":212,"lon":211},[242,244],{"name":243,"role":20,"phone":10,"phoneExt":10,"email":10},"Do-sun Lim, MD",{"name":243,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":246,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":247,"geoPoint":249,"contacts":250},"Korea University Guro Hospital",{"type":32,"coordinates":248},[211,212],{"lat":212,"lon":211},[251,253],{"name":252,"role":20,"phone":10,"phoneExt":10,"email":10},"Seung-un Na, MD",{"name":252,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":255,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":256,"geoPoint":258,"contacts":259},"Kyung-Hee University Hospital at Kangdong",{"type":32,"coordinates":257},[211,212],{"lat":212,"lon":211},[260,262],{"name":261,"role":20,"phone":10,"phoneExt":10,"email":10},"Jong-jin Kim, MD",{"name":261,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":264,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":265,"geoPoint":267,"contacts":268},"Seoul National University Boramae Medical Center",{"type":32,"coordinates":266},[211,212],{"lat":212,"lon":211},[269,271],{"name":270,"role":20,"phone":10,"phoneExt":10,"email":10},"Woo-young Chung, MD",{"name":270,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":273,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":274,"geoPoint":276,"contacts":277},"Seoul National University Hospital",{"type":32,"coordinates":275},[211,212],{"lat":212,"lon":211},[278,280],{"name":279,"role":20,"phone":10,"phoneExt":10,"email":10},"Bon-kwon Koo, MD",{"name":279,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":282,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":283,"geoPoint":285,"contacts":286},"The Catholic University of Korea, Seoul St.Mary's Hospital",{"type":32,"coordinates":284},[211,212],{"lat":212,"lon":211},[287,289],{"name":288,"role":20,"phone":10,"phoneExt":10,"email":10},"Ki-bae Seung, MD",{"name":288,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":291,"status":28,"city":208,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":292,"geoPoint":294,"contacts":295},"The Catholic University of Korea, Yeouido St. Mary's Hospital",{"type":32,"coordinates":293},[211,212],{"lat":212,"lon":211},[296,298],{"name":297,"role":20,"phone":10,"phoneExt":10,"email":10},"Chul-soo Park, MD",{"name":297,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":300,"status":28,"city":301,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":302,"geoPoint":306,"contacts":307},"Ulsan University Hospital","Ulsan",{"type":32,"coordinates":303},[304,305],129.31667,35.53722,{"lat":305,"lon":304},[308,310],{"name":309,"role":20,"phone":10,"phoneExt":10,"email":10},"Eun-seok Shin, MD",{"name":309,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":312,"status":28,"city":313,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":314,"geoPoint":318,"contacts":319},"Wonju Severance Christian Hospital","Wŏnju",{"type":32,"coordinates":315},[316,317],127.94528,37.35139,{"lat":317,"lon":316},[320,322],{"name":321,"role":20,"phone":10,"phoneExt":10,"email":10},"Jung-han Yoon, MD",{"name":321,"role":16,"phone":10,"phoneExt":10,"email":10},{"facility":324,"status":28,"city":325,"state":10,"zip":10,"country":30,"countryCode":10,"cosmosGeoPoint":326,"geoPoint":330,"contacts":331},"Pusan National University Yangsan Hospital","Yangsan",{"type":32,"coordinates":327},[328,329],129.03358,35.34199,{"lat":329,"lon":328},[332,334],{"name":333,"role":20,"phone":10,"phoneExt":10,"email":10},"Jun-hong Kim, MD",{"name":333,"role":16,"phone":10,"phoneExt":10,"email":10},{"type":336,"investigatorFullName":337,"investigatorTitle":338,"investigatorAffiliation":5,"oldNameTitle":10,"oldOrganization":10},"SPONSOR_INVESTIGATOR","Seung-Jung Park","Professor, Division of Cardiology",[340,341],{"name":5,"class":6},{"name":342,"class":343},"Abbott Medical Devices","INDUSTRY","100160835","study-of-the-natural-history-of-ffr-guided-percutaneous-coronary-intervention-100160835",false,"NCT01366404","Study of the Natural History of FFR Guided Percutaneous Coronary Intervention","A Multicenter, Prospective Cohort to Evaluate the Natural History of FFR Guided Percutaneous Coronary Intervention","IRIS FFR","Inclusion Criteria:\n\n* Age 35 years and older\n* FFR measurement on one and more coronary artery stenosis\n* Willing and able to provide informed, written consent\n\nExclusion Criteria:\n\n* Stenosis with TIMI\\\u003C3 flow\n* Graft vessel\n* Ejection fraction \\\u003C 30%\n* Angiographic evidence of extreme tortuosity or calcified coronary vessels\n* Suspected coronary spasm even after sufficient nitrate injected\n* Life expectancy \\\u003C2 year\n* Planned cardiac surgery or planned major non cardiac surgery\n* Woman who are breastfeeding, pregnant or planning to become pregnant during the course of the study\n\nImaging study specific exclusion criteria\n\n* visually-estimated angiographic reference segment diameter of \\\u003C2.75mm or \\>4.0mm\n* Inappropriate for IVUS\u002FVH\u002FOCT procedures : inability for imaging wire or catheter to pass through the tight stenosis, severe calcification, angulation","ALL","35 Years",{"count":355,"type":356},20000,"ESTIMATED","OBSERVATIONAL","About 20,000 patients with FFR (Fractional Flow Reserve) will be enrolled and evaluated for the natural history of coronary lesions at 2 years clinical and imaging follow-up.",[360],"Coronary Artery Disease",[9],"2026-03-18",{"date":364,"type":365},"2026-03-20","ACTUAL",{"date":367,"type":365},"2011-06",{"date":369,"type":356},"2037-04",{"name":337,"class":6},29]