ARS Allergen Analyte Dataset in National Children's Study

ARS Environmental Analytes
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

ARS环境分析物
研究概况
国家儿童研究（National Children’s Study, NCS）先锋研究是一项针对既定儿童健康与发育环境影响队列研究的先导试验。该研究于2009年启动，在美国31个州的43个县内试点验证了招募策略。研究共招募5600个新生儿家庭，并对其随访至2014年。
在方案规定的研究访视中，研究人员收集了问卷、访谈资料、神经心理社会与认知评估结果及体格检查数据，同时采集了近19000份生物样本与5500份环境原始样本，可从中获取多组实验室检测结果数据。
本研究共纳入7921名同时参与孕前队列与妊娠队列的女性，招募1009名父亲，另有5608名儿童于出生时入组并被随访至42月龄。