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听力障碍儿童的早期发现和早期诊断已越来越受到人们的重视。其发病情况国外及国内也有些地区有报道。为了解北京市城区正常新生儿听力障碍发病情况 ,我们对北京市东城、西城、崇文、宣武四个城区的新生儿进行了听力普查。1 资料和方法1.1 对象 为 1997年 1月 1日～ 1997年1
Early detection and early diagnosis of hearing-impaired children have received more and more attention. The incidence of foreign and domestic areas have also been reported. In order to understand the normal neonatal hearing impairment in urban areas of Beijing, we conducted a hearing screening of newborns in four urban districts of Dongcheng, Xicheng, Chongwen and Xuanwu in Beijing. 1 Materials and Methods 1.1 The object is from January 1, 1997 to 1997 1