<![CDATA[Study objective - PT. Inti Ganda Perdana Plant Karawang in the process of producing automotive components in the form of rear axle and propeller shaft, of course workers are not free from the dangers of noise. Noise in the work environment ranges from 70 - 104 dB. Besides noise at work, there are other factors that can cause hearing disorders. In a preliminary study it was found that the results of medical check-up as much as 49% of 293 workers suffer from hearing disorders. The purpose of this study is to determine the most associated factors with the incidence of hearing disorders in workers at PT. Inti Ganda Perdana Plant Karawang in 2019. Design and setting – The design of this cross sectional analytic research design. The study population is all workers at PT. Inti Ganda Perdana Plant Karawang with a total sample of 75 respondents. Sampling technique uses Accidental sampling, statistical test using multiple logistic regression analysis. The results of study are the noise intensity (OR = 3,729), age of workers (OR = 2,707) and work period (OR = 7,749). The highest OR is t he work period (OR = 7,749). It means that the workers with work period >10 years will experience hearing disorders of 7,749 times higher than the workers with work period < 10 years after being controlled by variables of noise intensity, age of workers, use of APT and smoking history. Main results - Conclusion of the most related factors to the incidence of hearing disorder is the length of work period. It is recommended that company requires all workers exposed to noise> 81 dB to use ear protection to minimize direct and prolonged exposure to noise from equipment and machinery.Keywords: Hearing Disorder, noise intensity, age of workers, work period.]]>
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