4~5年级阅读障碍儿童汉语词汇的认知诊断测验

Cognitive Diagnostic Tests of Chinese Vocabulary for Dyslexic Students among Grade 4 and 5

以IRT和认知诊断理论为指导,编制阅读障碍儿童汉语词汇认知诊断测验,并探索其认知属性模型及特征。通过对1074名4~5年级学生的测试与分析,测验的项目参数适当、信度和效度优良,97.3%的阅读障碍学生能被合理归类。阅读障碍儿童对感情色彩理解、整词理解和词素理解的掌握较差,对错词辨别的掌握一般,对视觉词汇、整体词音和词素词音的掌握较好。

Based on IRT and cognitive diagnostic theory,the cognitive diagnostic tests for children with dyslexia are developed and cognitive attribute model and characteristics are researched.Analyzing the tests taken by1074students in Grade4and5,the results show that the item parameters of the test are appropriate,the test reliability and validity are excellent,and97.3%dyslexic students could be reasonably classified.The mastery of word comprehension,morpheme comprehension and understanding of emotion among dyslexic students is poor,that of the ability of discerning easily written or used Chinese vocabularies is general,and that of the understanding of visual vocabulary,whole word sounds and morpheme words is good.