[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100305877":3},{"organization":4,"armGroups":7,"interventions":8,"overallOfficials":7,"centralContacts":11,"locations":20,"responsibleParty":53,"collaborators":56,"id":63,"slug":64,"hasResults":65,"nctId":66,"briefTitle":67,"officialTitle":68,"acronym":7,"eligibilityCriteria":69,"healthyVolunteers":65,"sex":70,"minAge":71,"maxAge":72,"enrollmentInfo":73,"targetDuration":76,"studyType":77,"phases":7,"briefSummary":78,"conditions":79,"keywords":81,"overallStatus":23,"whyStopped":7,"lastUpdateSubmitDate":88,"lastUpdatePostDateStruct":89,"startDateStruct":92,"completionDateStruct":94,"leadSponsor":96,"locationsCount":97},{"fullName":5,"class":6},"Beijing University of Chinese Medicine","OTHER",null,[9],{"type":6,"name":10,"description":10,"armGroupLabels":7,"otherNames":7},"No intervention",[12,17],{"name":13,"role":14,"phone":15,"phoneExt":7,"email":16},"Yin Zhang, MD","CONTACT","86-17710830835","coolzhangyin@sina.com",{"name":18,"role":14,"phone":7,"phoneExt":7,"email":19},"Xia Ding, MD","dingx@bucm.edu.cn",[21,42],{"facility":22,"status":23,"city":24,"state":25,"zip":26,"country":27,"countryCode":28,"cosmosGeoPoint":29,"geoPoint":34,"contacts":35},"Dongzhimen Hospital","RECRUITING","Beijing","Beijing Municipality","100029","China","CN",{"type":30,"coordinates":31},"Point",[32,33],116.39723,39.9075,{"lat":33,"lon":32},[36,39],{"name":37,"role":14,"phone":38,"phoneExt":7,"email":7},"Ping Li, Dr.","18801021127",{"name":40,"role":41,"phone":7,"phoneExt":7,"email":7},"Yuan Li, Dr","PRINCIPAL_INVESTIGATOR",{"facility":43,"status":23,"city":24,"state":25,"zip":44,"country":27,"countryCode":28,"cosmosGeoPoint":45,"geoPoint":47,"contacts":48},"Wangjing Hospital","100102",{"type":30,"coordinates":46},[32,33],{"lat":33,"lon":32},[49,51],{"name":50,"role":14,"phone":7,"phoneExt":7,"email":7},"Ping Zhang, Dr.",{"name":52,"role":14,"phone":7,"phoneExt":7,"email":7},"Ni Lou, Dr",{"type":41,"investigatorFullName":54,"investigatorTitle":55,"investigatorAffiliation":5,"oldNameTitle":7,"oldOrganization":7},"Dr. Xia Ding","Professor",[57,59,61],{"name":58,"class":6},"The University of Science and Technology of China",{"name":60,"class":6},"China Academy of Chinese Medical Sciences",{"name":62,"class":6},"Harvard Medical School (HMS and HSDM)","100305877","risk-assessment-and-syndrome-evolution-models-for-chronic-atrophic-gastritis-malignant-transformation-100305877",false,"NCT03261934","Risk Assessment and Syndrome Evolution Models for Chronic Atrophic Gastritis Malignant Transformation","Risk Assessment and Syndrome Evolution Models Combining Traditional Chinese Medicine and Modern Medicine Indicators for Chronic Atrophic Gastritis Malignant Transformation: a Registry Study","Inclusion Criteria:\n\n(1) 18-75 years of age; (2) Meeting diagnostic criteria of CAG after upper gastrointestinal endoscopy; (3) Willing to cooperate with data, tissue sample, and blood sample collection during recruitment; (4) Willing to respond truthfully and timely to researcher queries after recruitment, able to cooperate with data, tissue sample and blood sample collection during follow-ups; (5) Willing to sign informed consent.\n\nExclusion Criteria:\n\n(1) Meeting past history of previous stomach surgery; (2) Unable to participate in data, tissue sample or blood sample collection for any reason.","ALL","18 Years","75 Years",{"count":74,"type":75},2000,"ESTIMATED","10 Years","OBSERVATIONAL","Chronic atrophic gastritis (CAG) is acknowledged as the precancerous stage of gastric cancer (GC). The present study aims to developed risk assessment and syndrome evolution models of CAG malignant transformation events combining TCM indicators with modern medicine indicators. The proposed study is a registry study based participant survey conducted in 4 hospitals in Beijing, China. After obtaining informed consent, a total of 2000 study patients diagnosed with CAG will be recruited. 10-year follow-ups are carried out on-site in hospitals and off-site by telephone to track malignant transformation events.",[80],"Risk Assessment of Chronic Atrophic Gastritis Malignant Transformation",[82,83,84,85,86,87],"Chronic Atrophic Gastritis","Malignant Transformation","Risk Assessment","Syndrome Evolution","Traditional Chinese Medicine","Registry Study","2020-12-25",{"date":90,"type":91},"2020-12-29","ACTUAL",{"date":93,"type":91},"2018-01-01",{"date":95,"type":75},"2030-12-31",{"name":5,"class":6},2]