普通话词汇相邻性词表在人工耳蜗植入儿童中的等价性验证

Inter-List Equivalency of Standard-Chinese Lexical Neighborhood Test in Cochlear Implant Children

李淑静;刘海红;孔颖;王素菊;杨宜林;刘莎;

1:首都医科大学附属北京同仁医院

2:北京市耳鼻咽喉科研究所

3:耳鼻咽喉头颈外科学教育部重点实验室(首都医科大学)

摘要
目的在人工耳蜗植入(cochlear implant,CI)儿童中进一步验证四类普通话词汇相邻性测试词表(Standard-Chinese lexical neighborhood test,M-LNT)的表间等价性,同时比较词汇学特征对词汇识别的影响。方法应用四类普通话词汇相邻性词表,在隔声室内对30名语前聋人工耳蜗植入儿童进行声场下的言语测试,按循环播放顺序获得各个测试词表的言语识别率,通过球形检验及方差分析,验证四类词表各表内的表间等价性,同时分析词汇学效应对各类词表识别率的影响。结果 3张双音节易词表识别率均值分别为80.00%±14.80%、83.00%±14.54%和80.50%±12.69%,3张双音节难词表识别率均值分别为65.33%±13.13%、68.83%±14.24%、66.33%±13.83%;3张单音节易词表识别率均值分别为72.33%±13.24%、74.50%±12.75%、72.33%±14.72%;3张单音节难词表识别率均值分别为53.33%±14.58%、58.17%±14.71%和57.83%±12.98%。各表间言语识别得分差异均无统计学意义(P>0.5,α=0.05)。词汇学因素对CI儿童言语识别有显著影响,易词表识别率高于难词表(P<0.01),双音节词表识别率高于单音节词表(P<0.01)。结论四类普通话词汇相邻性测试词表各表间具有等价性,其言语识别率可提供CI儿童语言辨识的基本过程,难易词表及单双音节词表间的识别率差异可反映CI儿童言语识别能力的词汇学发展是从易词到难词,从简单到复杂。
关键词
等价性;词汇学;人工耳蜗;儿童;言语测听
基金项目(Foundation):
国家自然科学基金(30872859)、国家自然科学基金(81170916);; 首都卫生发展科研专项(首发2011-1017-05)资助
作者
李淑静;刘海红;孔颖;王素菊;杨宜林;刘莎;
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