孩子们在数字跨度向后任务中表现更好吗?比数字跨度向前任务更好? 一个探索性的分析分析
Theresa Pham1, Lisa M D Archibald1
1School of Communication Sciences and Disorders, Western University, London, Ontario, Canada.
American journal of speech-language pathology
|July 26, 2023
概括
在儿童中,后置数字跨度比前置数字跨度的得分更高是罕见的. 这种模式往往是由于统计因素或对得分的误解,而不是真正的向后跨度优势.
科学领域:
- 语音语言病理学 语言病理学
- 儿童发展 儿童发展
- 认知评估是一种认知评估.
背景情况:
- 社区语音语言病理学家 (SLP) 观察到数字跨度向后任务的性能意外高于数字跨度向前任务.
- 综合语言和识字技能测试 (TILLS) 的这种模式需要为临床医生提供解释指导.
研究的目的:
- 对儿童数字跨度表现模式进行探索性分析.
- 为演讲语言病理学家提供见解,解释 Digit Span 前向和后向 TILLS 的子测试结果.
主要方法:
- 在TILLS规范样本 (N=1,262) 中对Digit Span Forward和Backward子测试性能进行分析.
- 系统地比较原始分数,标准分数和百分位数等级.
- 估计69名参与者的周期长度,并评估其与绩效的关系.
主要成果:
- 与前置数字跨度相比,向后数字跨度的更高性能是不常见的.
- 观察到的模式可以归因于统计现象,比较得分类型 (标准得分/百分位数排名与原始得分/跨度长度),以及向后和向前跨度长度之间的关系.
- 更好的向后分数并不一定表明更长的向前跨度长度.
结论:
- 人们对频繁的逆向跨度优势的看法很可能是由于报告偏差导致了更引人注目的发现.
- 临床医生被警告不要过度解释数字跨度向前和向后的性能差异.
- 了解分数解释对于准确评估儿童工作记忆至关重要.
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