[Program for hearing loss prevention in four metallurgical factories in Piracicaba, São Paulo, Brazil].

Abstract

This study analyzes noise control programs in four metallurgical factories in Piracicaba, São Paulo, Brazil. From 1997 to 2001, 741 workers were examined and the programs were analyzed based on workers' profiles (2,270 audiometric exams) and documents on hearing preservation programs. 41% of workers presented hearing loss (mean age 42.3; mean years of work… (More)

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