At a glance
ClinicalIndex Comparison RecordN/ACompleted· 8,667 enrolled
Drug / intervention
Not specified
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
Consortium for Identification of Environmental Triggers of Type 1 Diabetes
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)·observational·Posted Jan 19, 2006·Updated Sep 22, 2025
In Brief
An observational study for Type 1 Diabetes Mellitus. Completed, enrolled 8,667 participants across 7 sites in 4 countries.
Detailed Summary
The long-term goal of the TEDDY study is the identification of infectious agents, dietary factors, or other environmental agents, including psychosocial factors which trigger T1DM in genetically susceptible individuals or which protect against the disease. Identification of such factors will lead to a better understanding of disease pathogenesis and result in new strategies to prevent, delay or reverse T1DM.
Study Details
Study Typeobservational
Allocation--
Masking--
Primary Purpose--
ConditionsType 1 Diabetes Mellitus
CountriesFinland, Germany, Sweden, United States
CollaboratorsNational Institute of Allergy and Infectious Diseases (NIAID), Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD), National Institute of Environmental Health Sciences (NIEHS), Juvenile Diabetes Research Foundation, Centers for Disease Control and Prevention
Timeline
N/ACompletedFinished
20052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
Enrollment StartSep 2004
First PostedJan 2006
Primary CompletionJun 2025
TodayJul 2026
First PostedJan 19, 2006
Enrollment StartSep 1, 2004
Primary CompletionJun 30, 2025
TodayJul 2, 2026
Enrollment to primary: 20.8 yearsPosted 20.5 years ago