Studying Environmental Factors That May Raise Type 1 Diabetes Risk
Observes environmental causes of type 1 diabetes in people aged 3 to 70 in China.
Plain-language title generated from the registry record
Registry title: Environmental Determinants of Type 1 Diabetes Risk
Key facts
- Where
- Changsha, ChinaSee the site
Could this be for you?
Answer for yourself. This is not a decision: only the study team can say whether you can take part.
- Are you between 3 and 70 years old?
Source: NCT07835724, who can take part
Where in China
- the Second Xiangya Hospital, central south of universityChangsha, ChinaTaking people
Questions to ask the study team
- How often do I need to come in, and for how long each time?
- Are travel costs paid?
- Can I keep my own doctor?
- What happens if I want to stop?
Trial details
- Who runs it
- Second Xiangya Hospital of Central South University
- Trial code
- NCT07835724
- Record updated
- 23 September 2026
- Original description
To analyze the environmental risk factors for type 1 diabetes in China.Read full original descriptionShow less
Environmental Determinants of Type 1 Diabetes Risk
To analyze the environmental risk factors for type 1 diabetes in China.
Inclusion: Individuals with type 1 diabetes (no age restriction):; Clinically diagnosed with T1D by a specialist; Meeting any one of the following conditions:(1) Age of onset < 15 years;(2) No overweight or obesity at onset;(3) History of ketoacidosis; Insulin-dependent since disease onset; Positive for at least one islet autoantibody (GADA, IA-2A, ZnT8A, IAA, ICA); Disease duration ≤ 3 years; First-degree relatives:; Parents, siblings, or children of an individual with T1D; Age ≤ 45 years.
Exclusion: Current systemic immunosuppressive therapy; Current systemic glucocorticoid therapy; Participation in another drug or medical device trial during recruitment or the study period; Individuals with type 1 diabetes; Gestational diabetes; Confirmed monogenic diabetes; Secondary diabetes; Type 2 diabetes; Other specific types of diabetes; Severe active disease or a condition likely to substantially affect life expectancy, including malignancy or severe cardiac, pulmonary, hepatic, or renal disease; A condition that may require immunosuppressive therapy during the study period; History of major surgery or severe trauma; First-degree relatives:; Diagnosed with diabetes before screening; Previous or current use of glucose-lowering drugs; Common exclusion criteria:.