An Epidemiologic Study of Hearing Impairment of children under 14 Years Old in Guizhou Province
- VernacularTitle:贵州省0～14岁儿童听力障碍流行病学调查
- Author:
Youqin WANG
;
Chongling YANG
;
Shiwen XU
;
Xiaohong XUE
;
Fei LI
;
Yuqing LIU
;
Qing YE
- Publication Type:Journal Article
- Keywords:
Children;
Hearing impairment;
Hearing disability;
Epidemiology;
Guizhou province
- From:
Journal of Audiology and Speech Pathology
2009;17(4):333-336
- CountryChina
- Language:Chinese
-
Abstract:
Objective To undertake a survey on the prevalence, pathogenic factors and treatment needs of hearing impairment in children under 14 years old in Guizhou province. Methods Using the probability proportion to size (PPS) method, 2 068 children aged 0～14 years were included in the study and in 30 clusters in Guizhou province based on the WHO protocol. Results For children aged 0～14 years, the prevalence of hearing impairment was 3.48% and the prevalence of hearing disability was 1.84 %. There were statistically differences of the prevalence of hearing disability between children aged 7～ 14 years (2.66 %) and 0～ 6 years (0. 51%), and the differences also in hearing impairment between male children (4.22%) and female children (2.54%). The main causes of hearing impairment were ear diseases (50.00%), non-infective conditions (11.11%), genetic conditions (20.83 %) and unknown causes (27. 77%). 3. 58% of all subjects needed medical or surgical treatment and 2. 32% needed hearing aids. Conolusion The prevalence of hearing disability of children under 14 years old in Guizhou province was higher than that of other cities. The main cause of the hearing impairment of children was otitis media with hereditary deafness also ranked in top.
