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Recruiting Observational

The Jiaxing Birth Cohort in China

NCT03217656 · tracked via the Priya Life Science China tracker
Phase
Observational
Started
1999-01
Last updated
2018-01-23

Condition(s) studied

Childhood ObesityAnemiaPregnancy ComplicationsPregnancy; HypertensionFeeding Behavior

Investigational drug(s) / intervention(s)

No intervention

Study summary

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.

Eligibility

Sex
ALL
Min age
—
Max age
—
Healthy volunteers
Accepted
Inclusion Criteria: 1. Pregnant women came to clinic visit at one of the local hospitals during pregnancy at Jiaxing area 2. Pregnant women were followed up during pregnancy and their children were born alive at local hospital or clinics Exclusion Criteria: 1. Those who did not want to participant 2. The infant was dead at the birth 3. Those pregnant mothers who dropped out during follow-up at pregnancy or moved out of the Jiaxing area

Primary outcome measure(s)

  • overweight and obesity — Up to 6-7 years old for these children
    BMI-z-score was calculated from height and weight. BMI-z-score\>1 was defined as overweight/obesity

Trial sites (1)

FacilityCityRegionStatus
Zhejiang University Hangzhou Zhejiang Recruiting
Official registry record

This page summarises publicly available registry data for informational purposes — not medical advice. Eligibility is determined by each study team; patients should discuss participation with their clinician.

View NCT03217656 on ClinicalTrials.gov ↗ ← All trials in China