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NCT Number: NCT03217656

The Jiaxing Birth Cohort in China

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.

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Key information

Conditions

Childhood Obesity Anemia Behavior Behavior, Animal Body Weight Cardiovascular Diseases Feeding Behavior Female Urogenital Diseases and Pregnancy Complications Hematologic Diseases Hemic and Lymphatic Diseases Hypertension Hypertension, Pregnancy-Induced Nutrition Disorders Nutritional and Metabolic Diseases Obesity Overnutrition Overweight Pathological Conditions, Signs and Symptoms Pediatric Obesity Pregnancy Complications Pregnancy; Hypertension Signs and Symptoms Urogenital Diseases Vascular Diseases

Sex eligibility

All sexes

Study type

Observational

Primary location

Zhejiang University

Hangzhou, Zhejiang, 310058, China

Location status: Recruiting

Location contact

Duo Li, Ph.D.

CONTACT

[email protected]

+86 571 88982024

Duo Li, PhD

PRINCIPAL_INVESTIGATOR

Ju-Sheng Zheng, PhD

PRINCIPAL_INVESTIGATOR

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

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

Treatment and study plan

No intervention

Other

Primary outcomes

overweight and obesity

Time frame: 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

Study contacts

Contact information is provided by the study sponsor or research team.

Duo Li, PhD

CONTACT

[email protected]

Ju-Sheng Zheng, PhD

CONTACT

[email protected]

Sponsors and collaborators

Lead sponsor

Zhejiang University

Other

Collaborators

Jiaxing Maternity and Child Health Care Hospital
Qingdao University
Westlake University

Registry information

Acronym: JBC

Important dates

Study start: 1999
Primary completion: 2019
Study completion: 2029
First posted: Jul 14, 2017
Registry last updated: Jan 23, 2018

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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Recruiting