听力障碍(H I)是主要的残疾,正常活产儿和NICU听力障碍的发生率分别为1‰~3‰和2%~4%[1-4]。听力障碍是常见的出生缺陷,发生率高于其他常规筛查的新生儿疾病,其发生率是新生儿甲状腺功能低下的10倍。香港每年出生55 000名新生儿,其中约有165名听力障碍儿童[5]。听力障碍儿童失 Hearing impairment (H I) is a major disability and the incidence of hearing loss in normal live births and NICUs is 1 ‰ -3% ‰ and 2% -4%, respectively [1-4]. Hearing impaired is a common birth defect that occurs more frequently than other routine screening neonatal diseases and occurs at rates 10 times that of neonates with hypothyroidism. Hong Kong produces 55,000 newborns each year, of whom about 165 are hearing-impaired children [5]. Children with hearing loss lose