Effect of Workplace Noise on Hearing Ability in Tile and Ceramic Industry Workers in Iran: A 2-Year Follow-Up Study

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="923731.fig.001a" src="https://static.hindawi.com/articles/tswj/volume-2013/923731/figures/923731.fig.001a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Right ear</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="923731.fig.001b" src="https://static.hindawi.com/articles/tswj/volume-2013/923731/figures/923731.fig.001b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Left ear</td></tr></table></td></tr></table>

<table>Trend of hearing threshold change in right and left ears in different years of evaluation among all subjects.</table>

The Scientific World Journal

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Figure 1

Figure 1: Effect of Workplace Noise on Hearing Ability in Tile and Ceramic Industry Workers in Iran: A 2-Year Follow-Up Study 