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本文根据19117名7岁儿童智力测试,以图确定胎儿期、分娩期和新生儿期缺氧是否与以后儿童低IQ评分有关。同时考虑到明显影响IQ评分的社会遗传因素及人口统计因素,也分析受检儿童有或无神经系统异常时的IQ值。病人和方法19117名受检儿童的胎儿期、分娩期和新生儿期详细资料来自NINCDS围产期协产组。这些儿童均于7岁时作韦氏智力评分测试(We-chsler intelligence scale test)。为了区分非
This article based on 19,117 7-year-old children intelligence test to determine whether fetal, childbirth and neonatal hypoxia and later children with low IQ score. At the same time, taking into account the social genetic factors and demographic factors that significantly affect the IQ score, we also analyze the IQ of the children with or without neurological abnormalities. PATIENTS AND METHODS Detailed information on the fetal, delivery and neonatal phases of 19,117 children examined was from the NINCDS perinatal cohort. All of these children had Wechsler intelligence scale test at the age of 7 years. In order to distinguish between non