Clinical Trial

Twins Born in Guangzhou

Study acronym: 2-BIG
Recruiting
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Record status
This record was last updated February 26, 2024 (before its estimated December 31, 2025 completion). Its status may not reflect the trial's current state.
Summary
The 2-BIG is a twin birth cohort study located in Guangzhou, China.Its initial aim is to facilitate research on understanding the interplay between genes and environmental factors on disease etiology. Data are collected regarding environmental, family and lifestyle exposures on twins from birth to 18 years old. Biological samples including blood and tissue samples are also collected from the twins and their parents.
Protocol Amendment History 5 amendments
This ClinicalTrials.gov record has been amended 5 times since 2017-10-31; most recent amendment 2024-02-22.
Trial Details
NCT Number NCT03331133
Lead Sponsor Guangzhou Women and Children's Medical Center
Conditions Twin Diseases, Immune Development, Childhood Obesity, Host and Microbiome, Neurodevelopment
Enrollment 1,000 participants
Start Date 2012-02-01
Primary Completion 2025-12-31 (estimated)
Study Completion 2038-12-31 (estimated)
Updated on ClinicalTrials.gov 2024-02-26