Workplace health is a key concern of the working person. Excessive exposure to occupational noise results in loss of hearing and is now a recognized professional hazard and is regarded as a global problem. For the maintenance of social and economic development, a disease-free environment and healthy worker is very significant. The aim of our study is to assess the hearing status of the rickshaw drivers of Karachi using pure tone audiometry. In this cross-sectional survey, a total of 128 rickshaw drivers with minimum experience of one year were selected and Pure Tone Audiometry was performed on selected subjects to assess hearing status. Data gathered through structured questionnaire after verbal and written consent. History was taken regarding hearing followed by local examination of ears in each subject to rule out the presence of wax or any abnormality like perforation in tympanic membrane. The average age of the participants was 46.25±15.20 years. Out of 128 rickshaw drivers, hearing impairment was observed in 87.5% (112/128) cases while 12.5% (16/128) had no hearing impairment. Hearing impairment was significantly associated with age groups, experience, awareness of the ill effects of noise on health, use of protective device. From our results it is concluded that public transport drivers are exposed to excess noise on roads in Pakistan and most of them are suffering from noise induced hearing loss. This hearing impairment among the rickshaw drivers may jeopardize their safety as they may not be able to hear warning signals or horns from other vehicles on the roads thus leading to road traffic accident. It is suggested that government and regulatory bodies should take necessary actions in reducing noise pollution as it may decrease the probability of road traffic accidents secondary to impaired hearing among drivers.
Europhysiology 2018 (London, UK) (2018) Proc Physiol Soc 41, PCB273
Poster Communications: Assessment of hearing status of Rickshaw drivers by Pure tone audiometry test in Karachi, Pakistan.
M. A. Kanpurwala1,2,3, F. Mirza2
1. Physiology, KIMS; University of Karachi, Karachi, Sindh, Pakistan. 2. Healthcare Management, Institute of Business Management, Karachi, Pakistan. 3. Diabetes and Endocrinology, The Indus Hospital, Karachi, Pakistan.
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