Child Development Inventory score categorisation.
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The CDI is normed so that a child who performs at the level of a child that is ≥30% younger than their chronological age is classed as having delayed development. This equates to a developmental performance ≥2.0 standard deviations below the mean. Around 2% of children would be expected to be in this category. A child that performs at a level of a child 25 to Child Development Inventory score categorisation.
创建时间：
2015-12-03
