Previous studies have described the effect of sociodemographic factors on early development. We describe development of a simple cumulative risk index (CRI) based on four sociodemographic factors and explore the concurrent and predictive relationship of this index to a measure of the cognitive home environment in early childhood and to later school functioning.

中文翻译：

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用于医疗之家的累积风险指数

以前的研究描述了社会人口因素对早期发育的影响。我们描述了基于四个社会人口学因素的简单累积风险指数 (CRI) 的发展，并探讨了该指数与衡量儿童早期认知家庭环境和后期学校功能的并发和预测关系。