IVS Vacuum Sample Collection Form 6-Month Visit in National Children's Study

IVS Environmental Data
Study Description
The National Children’s Study (NCS) Vanguard Study was a pilot for a planned cohort study of environmental influences on child health and development. Starting in 2009, recruitment strategies were tested in 43 counties across 31 states throughout the U.S. The study enrolled 5,600 birth families and followed them through 2014. At protocol-specified study visits, questionnaires and interviews, neuro-psychosocial and cognitive assessments, and physical examinations were collected, along with nearly 19,000 biological and 5,500 environmental primary samples from which multiple laboratory result data are available. 7,921 Women were enrolled for both a preconception cohort and a pregnancy cohort, 1,009 Fathers were enrolled, and 5,608 Children were enrolled at birth and followed up to 42 months of age

IVS 环境数据集
研究概况
全国儿童研究（National Children’s Study, NCS）先锋研究是一项针对儿童健康与发育环境影响的预设队列研究的先导试点项目。2009年起，研究团队在美国31个州的43个县开展招募策略的试点验证，共纳入5600个分娩家庭并完成至2014年的随访。在方案指定的研究访视环节，研究人员采集了问卷与访谈资料、神经社会心理与认知评估数据、体格检查结果，同时获取了近19000份生物学样本与5500份环境原样本，可从上述样本中提取多项实验室检测结果数据。另有7921名女性同时被纳入孕前队列与妊娠队列，1009名父亲完成入组，5608名儿童于出生时入组并被随访至42月龄。