Noise induced hearing loss among furniture factory workers PT Chitose Cimahi

Abstract

Noise Induced Hearing Loss (NIHL) is a quite common health problem among factory workers, including furniture manufacturing factories. Noises above the threshold intensity for a long time can conduct to hearing loss, either temporary or permanent. If this is not taken seriously, it conducts to auditory and non-auditory impacts. The purpose of the study was to determine the prevalence of noise-induced hearing loss, worker characteristics, length of work, PPE use habits and auditory/non-auditory symptoms among workers at PT Chitose in Cimahi, West Java. Subjects were 66 workers consisting of 62 men and 4 women who were selected by total sampling, with a cross-sectional descriptive research method. Anamnesis was performed by filling out a questionnaire, physical examination of the ear, and pure tone audiometry. The results showed that the prevalence of NIHL was found in 37 people (56%). Out of patients with NIHL the average age was 37.8 years, male gender 95%, the workplace was from production department 73%, the average length of work was 16.6 years, never used PPE 54%. The most perceived auditory symptoms were tinnitus 54%, and the most non-auditory symptoms were difficulty sleeping 19%. The prevalence of NIHL among PT Chitose Cimahi workers is quite high. This is due to exposure to noise and is influenced by various risk factors. Occupational preventive program is needed from the company and rehabilitation for workers to overcome this. In conclusion, hearing loss found in PT Chitose Cimahi furniture factory workers is hearing loss caused by noise.