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The Egyptian Journal of Otolaryngology

Table 4 Correlation between duration of exposure and degree of hearing loss

From: Effects of noise exposure among industrial workers in power plants of the National Electricity Company in N’Djamena, Chad

 

n

r

P

< 0.05*

Duration of exposure

• Degree of hearing loss (right ear)

14

0.919

< 10−3

**

• Degree of hearing loss (left ear)

14

0.704

0.005

**

  1. *There is a link between the duration of exposure to noise and the degree of hearing loss: when the duration of exposure is long enough, the hearing loss is significant
  2. **Significant correlation at the 0.01 level (two tailed)
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