[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100477592":3},{"organization":4,"armGroups":7,"interventions":18,"overallOfficials":22,"centralContacts":27,"locations":35,"responsibleParty":174,"collaborators":10,"id":177,"slug":178,"hasResults":179,"nctId":180,"briefTitle":181,"officialTitle":181,"acronym":10,"eligibilityCriteria":182,"healthyVolunteers":179,"sex":183,"minAge":10,"maxAge":10,"enrollmentInfo":184,"targetDuration":187,"studyType":188,"phases":10,"briefSummary":189,"conditions":190,"keywords":193,"overallStatus":38,"whyStopped":10,"lastUpdateSubmitDate":195,"lastUpdatePostDateStruct":196,"startDateStruct":199,"completionDateStruct":201,"leadSponsor":203,"locationsCount":204},{"fullName":5,"class":6},"Second Xiangya Hospital of Central South University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Individuals diagnosed with type 1 diabetes",null,"All patients diagnosed with type 1 diabetes of all ages.",[13],"Other: Standard type 1 diabetes management model constructed by China Alliance for Type 1 Diabetes in each center",{"label":15,"type":10,"description":16,"interventionNames":17},"Individuals with diabetes who had an age of onset \u003C= 20 years.","All patients with diabetes who had an age of onset \\\u003C= 20 years.",[13],[19],{"type":6,"name":20,"description":20,"armGroupLabels":21,"otherNames":10},"Standard type 1 diabetes management model constructed by China Alliance for Type 1 Diabetes in each center",[9,15],[23],{"name":24,"affiliation":25,"role":26},"Zhiguang Zhou, MD, PhD","The Second Xiangya Hospital, Central South University","PRINCIPAL_INVESTIGATOR",[28,32],{"name":24,"role":29,"phone":30,"phoneExt":10,"email":31},"CONTACT","+8673185292154","zhouzhiguang@csu.edu.cn",{"name":33,"role":29,"phone":10,"phoneExt":10,"email":34},"Xia Li, MD, 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Su",{"facility":163,"status":38,"city":164,"state":165,"zip":10,"country":41,"countryCode":42,"cosmosGeoPoint":166,"geoPoint":170,"contacts":171},"Zhejiang Provincial People's Hospital","Hangzhou","Zhejiang",{"type":44,"coordinates":167},[168,169],120.16142,30.29365,{"lat":169,"lon":168},[172],{"name":173,"role":29,"phone":10,"phoneExt":10,"email":10},"Xiaohong Wu",{"type":26,"investigatorFullName":175,"investigatorTitle":176,"investigatorAffiliation":5,"oldNameTitle":10,"oldOrganization":10},"Zhiguang Zhou","Director, National Clinical Research Center for Metabolic Diseases","100477592","china-diabetes-type-1-study-cd1s-by-china-alliance-for-type-1-diabetes-100477592",false,"NCT05498974","China Diabetes Type 1 Study (CD1S) by China Alliance for Type 1 Diabetes","Inclusion Criteria:\n\n* 1\\. Patients with type 1 diabetes mellitus of any duration; meeting criteria (1) or any of (2) or any of (3)\n\n  1. Clinical diagnosis of type 1 diabetes by a specialist\n  2. Age at onset \\\u003C 15 years; no overweight or obesity at onset; previous diabetic ketoacidosis; highest random C-peptide \\\u003C 200 pmol\u002FL\n  3. Initiation and continuation of insulin therapy (except pancreatic or islet transplantation) after diagnosis; positive islet autoantibodies Or 2. Children and adolescents with diabetes mellitus at age of onset \\\u003C= 20 years, regardless of type and duration of disease.\n\nExclusion Criteria:\n\n* For enrolment of patients with T1D, exclusion was made if any of the following criteria were met (not applicable to those with onset under 20 years of age)\n\n  * No insulin dependence for at least 6 months after diagnosis of diabetes mellitus.\n\n    * No DKA for 1 month off insulin for those with a history of diabetes \\> 1 year. ③ C-peptide \\> 800 pmol\u002FL at any time point.","ALL",{"count":185,"type":186},20000,"ESTIMATED","10 Years","OBSERVATIONAL","The aim of the China Diabetes Type 1 Study (CD1S) is to conduct a nationwide type 1 diabetes (T1D) registry study in patients with T1D and in pediatric adolescent patients with diabetes who had an age of onset \\\u003C= 20 years.\n\nCD1S compromises a retrospective study enrolling inpatients hospitalized from Jan 1st, 2016 to Dec 31, 2021, and a prospective study beginning from the year 2022.",[191,192],"Type1diabetes","Diabetes",[194],"Type 1 diabetes; Diabetes in Young","2026-04-23",{"date":197,"type":198},"2026-04-28","ACTUAL",{"date":200,"type":198},"2022-01-01",{"date":202,"type":186},"2035-12-31",{"name":5,"class":6},11]