The Jiaxing Birth Cohort in China
试验速览
- 阶段
- 不适用
- 状态
- 招募中
- 发起方
- 入组人数
- 500,000
- 试验地点
- 1
- 主要终点
- overweight and obesity
研究概览
简要总结
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.
研究设计
- 研究类型
- Observational
- 观察模型
- Cohort
- 时间视角
- Prospective
入排标准
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •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
排除标准
- •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
结局指标
主要结局
overweight and obesity
时间窗: 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
次要结局
未报告次要终点
研究者
Duo li
Professor
Zhejiang University