Audiological assessment
The audiological assessment was performed by conventional pure tone audiometer, in an inter acoustics audiometer. To determine the severity of hearing loss, the criteria pro-posed by BIAP Bureau International d’Audio Phonological an institution formed by several associations of European countries with the main objective of guiding the activity professionals in these regions, were used. The means ofhearing thresholds in dB in air conduction, at 500 Hz, 1 kHz,2 kHz and 4 kHz and the 02/1 1997 recommendations wereanalyzed, both the right and left ears were evaluated fora group of individuals with a history of occupational noiseand the group of individuals with no history of occupational noise
Audiological assessmentThe audiological assessment was performed by conventional pure tone audiometer, in an inter acoustics audiometer. To determine the severity of hearing loss, the criteria pro-posed by BIAP Bureau International d’Audio Phonological an institution formed by several associations of European countries with the main objective of guiding the activity professionals in these regions, were used. The means ofhearing thresholds in dB in air conduction, at 500 Hz, 1 kHz,2 kHz and 4 kHz and the 02/1 1997 recommendations wereanalyzed, both the right and left ears were evaluated fora group of individuals with a history of occupational noiseand the group of individuals with no history of occupational noise
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