<![CDATA[Noise is unwanted sound or sound that interferes with hearing originating from work tools or production process equipment at a certain level that can cause hearing loss, can come from the textile factory industry, milling factory, iron and steel industry and most commonly in places aircraft maintenance. The data taken at the company uses medical record data with a sampling method using the full population, the data is sent in the form of a Microsoft excel file via WhatsApp media which has been adjusted to the inclusion and exclusion criteria. The sample obtained was 177 respondents. The results between the independent variables were age, use of personal protective equipment (PPE), history of ear disease, otitis media and tinnitus, family history of hearing loss, hypertension, length of work in a day, duration of exposure or working period, history of earphone use, history of drug use. ototoxic drugs and the dependent variable standard threshold shift (STS) found that age has a significant relationship with Standard Threshold Shift with a p-value of 0.000 (p<0.05) while personal protective equipment (PPE), history of hypertension, period duration of exposure, department, in this study there was no significant relationship with Standard Threshold Shift (STS), with p-value (p>0.05).]]>
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