Influence On The NIHL Of Miners At PT. Windoe Andesit Utama (PT. Wau) with Age, Sex, And The Duration Of Work Yanti Nurrokhmawati, Leni Herlina, Irwanto Ichlas, Siti Endah Virajati Buana
Medical Faculty, Universitas Jenderal Achmad Yani
Abstract
Noise Induced Hearing Loss (NIHL) is a serious problem caused by the extreme loud sound in the working place. According to Occupational Health and Safety Administration (OSHA), twenty two billion workers in USA are at risks of NIHL because they are exposed to loud noise in their working place. The aim of this study is to find out the association between age, sex, and the duration of work to NIHL of miners at PT. Windoe Andesit Utama (PT. WAU). The method was cross-sectional analytic. The primary data collected using quetionaire, otoscopic examination and audiometry examination. Eighty six miners of subject was take with simple random sampling. Data was analyzed univariately, continued using chi square test. The result of the chi square test was tested with Wald Test to find out the influence of the variable. The result showed that 33 workers had NIHL (38,37%), 17 workers (51,52%) were below 40 years old, all 100% were men and 19 workers (57,58%) worked nor longer than 5 years. The number of NIHL case showed significant score statistically with age (p=0,022, PR=1,850) and duration of work (p=0,031, PR=1,798). Wald test showed that there are no free variable influenced the NIHL.
