儿童语言发育词汇评估量表的信效度研究

Study on the Reliability and Validity of the Vocabulary Assessment Sub-Scale of Children's Language Development

目的开发并验证儿童词汇评估量表。方法通过便利抽样,在武汉、济南等地幼儿园中抽取906名2岁6个月~6岁5个月儿童,使用《儿童汉语语言发育评估量表-词汇篇》进行测试。同时,对101名发育性语言障碍儿童进行测试,对该量表进行项目分析及信效度检验。结果除词汇理解题,其他题目均显示统计学意义。探索性因子分析显示,词汇理解和表达各有4个公因子,累积贡献率分别为54%和45%。量表包含20个词汇理解题和25个词汇表达题,内部一致性信度系数及折半信度良好。结论该词汇分量表信效度良好,适用于评估中国学龄前儿童的词汇发展水平,可为儿童发育性语言障碍的诊断和康复治疗提供参考。

Objective Develop and validate a Chinese Language Development Vocabulary Assessment Scale for children.Methods Utilizing convenience sampling,906 children aged 2.5 to 6.5 years from various kindergartens and 101 children with developmental speech or language disorders were evaluated using this scale.Results Statistical analyses,including item analysis,and tests for reliability and validity were performed.Results The research showed that,except for one vocabulary comprehension question,all other items demonstrated statistical significance.Exploratory factor analysis revealed four common factors each for vocabulary comprehension and expression,with cumulative contribution rates of 54%and 45%,respectively.The scale includes 20 vocabulary comprehension questions and 25 vocabulary expression questions,with good internal consistency reliability and split-half reliability coefficients.Conclusion The scale is a reliable and effective tool for assessing vocabulary development in Chinese preschoolers and offers a valuable resource for diagnosing and treating speech or language disorders in children.