[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100374600":3},{"organization":4,"outcomesModule":7,"designInfo":19,"detailedDescription":22,"studyPopulation":23,"armGroups":18,"interventions":18,"overallOfficials":24,"centralContacts":28,"locations":33,"responsibleParty":50,"collaborators":18,"id":54,"slug":18,"hasResults":55,"nctId":56,"briefTitle":57,"officialTitle":58,"acronym":18,"eligibilityCriteria":59,"healthyVolunteers":55,"sex":60,"minAge":61,"maxAge":62,"enrollmentInfo":63,"targetDuration":18,"studyType":66,"phases":18,"briefSummary":67,"conditions":68,"keywords":18,"overallStatus":36,"whyStopped":18,"lastUpdateSubmitDate":70,"lastUpdatePostDateStruct":71,"startDateStruct":74,"completionDateStruct":76,"leadSponsor":78,"locationsCount":79},{"fullName":5,"class":6},"Navy General Hospital, Beijing","OTHER",{"primaryOutcomes":8,"secondaryOutcomes":13,"otherOutcomes":18},[9],{"measure":10,"description":11,"timeFrame":12},"cumulative incidence of relapse(CIR)","cumulative incidence of relapse","through study completion, an average of 1 year",[14],{"measure":15,"description":16,"timeFrame":17},"overall survival (OS)","overall survival","through study completion, an average of 2 years",null,{"allocation":18,"interventionModel":18,"interventionModelDescription":18,"primaryPurpose":18,"observationalModel":20,"timePerspective":21,"maskingInfo":18},"CASE_ONLY","PROSPECTIVE","This study will use droplet digital PCR (ddPCR) method to quantify peripheral blood plasma mutant allele frequency (MAF) in elderly acute leukemia patients after chemotherapy to evaluate the clinical value of CtDNA .","The population include old AML patients with somatic mutations",[25],{"name":26,"affiliation":5,"role":27},"Liren Qian, MD","STUDY_CHAIR",[29],{"name":26,"role":30,"phone":31,"phoneExt":18,"email":32},"CONTACT","+861066957676","qlr2007@126.com",[34],{"facility":35,"status":36,"city":37,"state":18,"zip":38,"country":39,"countryCode":40,"cosmosGeoPoint":41,"geoPoint":46,"contacts":47},"Navy General Hospital","RECRUITING","Beijing","100048","China","CN",{"type":42,"coordinates":43},"Point",[44,45],116.39723,39.9075,{"lat":45,"lon":44},[48],{"name":49,"role":30,"phone":31,"phoneExt":18,"email":32},"Liren Qian, M.D.",{"type":51,"investigatorFullName":52,"investigatorTitle":53,"investigatorAffiliation":5,"oldNameTitle":18,"oldOrganization":18},"PRINCIPAL_INVESTIGATOR","Liren Qian","Principal Investigator","100374600",false,"NCT04157569","CtDNA After Chemotherapy in Elderly Patients With Acute Leukemia","Monitoring Circulating Tumor DNA After Chemotherapy in Elderly Patients With Acute Leukemia","Inclusion Criteria:\n\n* Written informed consent\n* Male\n* not pregnant female\n* patients \\>=60 years old\n* Diagnosis of acute leukemia\n\nExclusion Criteria:\n\n* Pregnancy\n* HIV positive\n* patients \\>=100 years old","ALL","60 Years","100 Years",{"count":64,"type":65},200,"ESTIMATED","OBSERVATIONAL","This study will monitor CtDNA After Chemotherapy in Elderly Patients With AL",[69],"Acute Leukemia","2020-02-24",{"date":72,"type":73},"2020-02-25","ACTUAL",{"date":75,"type":73},"2019-11-05",{"date":77,"type":65},"2029-12-31",{"name":5,"class":6},1]