Abstract: Objective To investigate the percentage of abnormal data tympanomery to preschool children. Methods Hearing screening by tympanomery was conducted to 4 028 children in Shenyang. Results The percentage of abnormal data (B was 4.11%,C was 15.46%)was 19.57%.There was significant difference of abnormal data between male and female.The percentage of abnormal data of 2~4 years old was higher than that of 5~6 years old.Abnormal middle ear function in male was higher than female. Conclusion Tympanometry is an sensitive diagnostic test to the middle ear dysfunction for preschool children.

Key words: tympanomery, hearing screening, children

摘要： 目的 通过对学龄前儿童进行声导抗听力筛查,了解儿童中耳炎及中耳功能异常的发生率,探讨有效开展听力保健的方法。方法 运用声阻抗技术,对沈阳市幼儿园4 028名儿童进行听力检查。结果 声阻抗鼓室异常图形检出率(B型为4.11%、C型为15.46%)共为19.57%。不同性别之间差异有统计学意义(P<0.05)。2~4岁年龄组较5~6岁组中耳异常发病率高。男童比女童更易患中耳疾病。 结论 利用声导抗对学龄前儿童进行听力及中耳功能筛查是早期发现中耳炎及中耳功能异常的有效方法,是开展听力保健的重要措施。

关键词: 声阻抗, 听力筛查, 儿童