The Jiaxing Birth Cohort in China
For patients and families
In plain language
An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.
- What is being studied
- The protocol lists: No intervention.
- Who it may be relevant to
- Registry conditions: Childhood Obesity, Anemia, Pregnancy Complications, Pregnancy; Hypertension. Basic parameters: No limits · All.
- What needs checking
- Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
- Where it takes place
- China
- Next step
- Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
Unsure about the terms? Read our patient guide →
Overview
The Jiaxing Birth Cohort (JBC) is the largest prospective cohort study to explore prenatal risk factors, early life feeding practice and growth pattern/ adiposity in Chinese children.Between 1999 and 2013, 338 413 mother-child pairs were recruited in Jiaxing area in south-east China.Children of the recruited women were followed up at 1-2, 3, 6, 9 and 12 months of age, and subsequently followed up every 6 months to 36 months of age (toddler stage), and every year to 6-7 years of age before they went to school (pre-school stage). Follow-up rate was 70.8% at the toddler stage and 68.9% at the pre-school stage up to June 2013.
Interventions
- Other No intervention
Primary outcome measures
- overweight and obesity [Time frame: Up to 6-7 years old for these children]
Eligibility criteria
Inclusion criteria
- Pregnant women came to clinic visit at one of the local hospitals during pregnancy at Jiaxing area
- Pregnant women were followed up during pregnancy and their children were born alive at local hospital or clinics
Exclusion criteria
- Those who did not want to participant
- The infant was dead at the birth
- Those pregnant mothers who dropped out during follow-up at pregnancy or moved out of the Jiaxing area
Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.
Healthy volunteers: Yes
Study design
- Observational model
- Cohort
Study locations
China · 1 center
- Zhejiang University — Hangzhou
Publications
- Zheng JS, Liu H, Jiang J, Huang T, Wang F, Guan Y, Li D. Cohort Profile: The Jiaxing Birth Cohort in China. Int J Epidemiol. 2017 Oct 1;46(5):1382-1382g. doi: 10.1093/ije/dyw203. No abstract available. PMID 27940484
Identifiers
NCT: NCT03217656 · ZJU_JBC2013013