Actively Recruiting
China Diabetes Type 1 Study (CD1S) by China Alliance for Type 1 Diabetes
Led by Second Xiangya Hospital of Central South University · Updated on 2026-04-28
20000
Participants Needed
11
Research Sites
730 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
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 \<= 20 years. CD1S compromises a retrospective study enrolling inpatients hospitalized from Jan 1st, 2016 to Dec 31, 2021, and a prospective study beginning from the year 2022.
CONDITIONS
Official Title
China Diabetes Type 1 Study (CD1S) by China Alliance for Type 1 Diabetes
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Patients with type 1 diabetes mellitus of any duration meeting at least one of the following: clinical diagnosis by a specialist; age at onset under 15 years with no overweight or obesity at onset, previous diabetic ketoacidosis, or highest random C-peptide under 200 pmol/L; initiation and continuation of insulin therapy after diagnosis with positive islet autoantibodies
- Children and adolescents with diabetes mellitus with age of onset 20 years or younger, regardless of type and duration of disease
You will not qualify if you...
- For patients with type 1 diabetes onset over 20 years, exclusion applies if not insulin dependent for at least 6 months after diagnosis
- No diabetic ketoacidosis for 1 month off insulin for those with diabetes for over 1 year
- C-peptide levels greater than 800 pmol/L at any time point
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 11 locations
1
Gansu Provincial People's Hospital
Lanzhou, Gansu, China
Actively Recruiting
2
Shenzhen Second People's Hospital
Shenzhen, Guangdong, China
Actively Recruiting
3
Hainan General Hospital
Haikou, Hainan, China, 570311
Actively Recruiting
4
the First Affiliated Hospital of Harbin Medical University
Harbin, Heilongjiang, China
Actively Recruiting
5
The First Affiliated Hospital of Henan University of Science and Technology
Luoyang, Henan, China
Actively Recruiting
6
The Second Xiangya Hospital, Central South University
Changsha, Hunan, China, 410000
Actively Recruiting
7
The First Affiliated Hospital of Nanjing Medical University
Nanjing, Jiangsu, China
Not Yet Recruiting
8
Heji Hospital Affiliated to Changzhi Medical College
Changzhi, Shanxi, China
Actively Recruiting
9
The First Affiliated Hospital of Xinjiang Medical University
Ürümqi, Xinjiang, China, 830017
Actively Recruiting
10
The First People's Hospital of Yunnan
Kunming, Yunnan, China
Actively Recruiting
11
Zhejiang Provincial People's Hospital
Hangzhou, Zhejiang, China
Actively Recruiting
Research Team
Z
Zhiguang Zhou, MD, PhD
CONTACT
X
Xia Li, MD, PhD
CONTACT
How is the study designed?
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
2
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