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Noise Health. 2011 Sep-Oct;13(54):329-32. doi: 10.4103/1463-1741.85500.

Perceptions and practices regarding use of personal listening devices among medical students in coastal south India.

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Department of Community Medicine, Kasturba Medical College, Manipal University, Mangalore, India.


Today's generation enjoys having music at their fingertips. This has led to an increase in the usage of personal listening devices (PLDs) over the past decade. There are significant concerns regarding harmful effects of PLD use. To find out the perception and practice of medical students regarding use of PLDs. Cross-sectional study was carried out in Mangalore, Coastal south India. Data were collected using a 31 item semi structured questionnaire that was distributed among 570 medical students, of which 485 completed questionnaire were received giving an overall response rate of 86.14%. The study was approved by the departmental review board.


data were analyzed using SPSS Version 11.5, Chi-square test for association was used and P<0.05 was considered statistically significant. Of the total study participants, 83.1% of them used PLDs regularly, of whom 77.7% used it for more than 1 h a day. Overall, 18.0% of the study population was aware that prolonged use of PLDs could be harmful to their health. Majority of the study subjects (72.4%) felt that the safe duration of listening to PLDs is 3 to 5 h. Among the subjects using PLDs ≥ 1 h, 60.1% preferred ear phones and among those using PLDs <1 h, 44.1% preferred earphones. Overall, 12.4% experienced temporary hearing loss on usage of PLDs. The use of PLDs among the medical students is on the rise, and they should be made more aware of the harmful effects associated with its use.

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