Abstract:
OBJECTIVE:To evaluate the audiometric profile of civilian pilots according to the noise exposure level. METHODS:This observational cross-sectional study evaluated 3,130 male civilian pilots aged between 17 and 59 years. These pilots were subjected to audiometric examinations for obtaining or revalidating the functional capacity certificate in 2011. The degree of hearing loss was classified as normal, suspected noise-induced hearing loss, and no suspected hearing loss with other associated complications. Pure-tone air-conduction audiometry was performed using supra-aural headphones and acoustic stimulus of the pure-tone type, containing tone thresholds of frequencies between 250 Hz and 6,000 Hz. The independent variables were professional categories, length of service, hours of flight, and right or left ear. The dependent variable was pilots with suspected noise-induced hearing loss. The noise exposure level was considered low/medium or high, and the latter involved periods > 5,000 flight hours and > 10 years of flight service. RESULTS:A total of 29.3% pilots had suspected noise-induced hearing loss, which was bilateral in 12.8% and predominant in the left ear (23.7%). The number of pilots with suspected hearing loss increased as the noise exposure level increased. CONCLUSIONS:Hearing loss in civilian pilots may be associated with noise exposure during the period of service and hours of flight.
journal_name
Rev Saude Publicajournal_title
Revista de saude publicaauthors
Falcão TP,Luiz RR,Schütz GE,Mello MG,Câmara Vde Mdoi
10.1590/s0034-8910.2014048005256subject
Has Abstractpub_date
2014-10-01 00:00:00pages
790-6issue
5eissn
0034-8910issn
1518-8787pii
S0034-89102014000500790journal_volume
48pub_type
杂志文章abstract::A cohort study on acute respiratory infections, involving 270 children observed by pediatricians in their homes every 10 days over a period of 32 months, gave the opportunity to experience logistic and methodological problems seldom described in the literature. The purpose of this article is to alert researchers as to...
journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/s0034-89101993000200008
更新日期:1993-04-01 00:00:00
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journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/s0034-8910.2013047004598
更新日期:2013-10-01 00:00:00
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journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/s0034-89101993000600002
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journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/s0034-89102010000500007
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journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/s0034-89101995000300006
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abstract:OBJECTIVE:To examine whether the level of complexity of the services structure and sociodemographic and clinical characteristics of patients in hemodialysis are associated with the prevalence of poor health self-assessment. METHODS:In this cross-sectional study, we evaluated 1,621 patients with chronic terminal kidney...
journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/S1518-8787.2016050005885
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journal_title:Revista de saude publica
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journal_title:Revista de saude publica
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doi:10.1590/s0034-89102006000500008
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journal_title:Revista de saude publica
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journal_title:Revista de saude publica
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journal_title:Revista de saude publica
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journal_title:Revista de saude publica
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doi:10.1590/s0034-89102003000400014
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journal_title:Revista de saude publica
pub_type: 杂志文章
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journal_title:Revista de saude publica
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journal_title:Revista de saude publica
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journal_title:Revista de saude publica
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journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/s0034-89101999000500007
更新日期:1999-10-01 00:00:00
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journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/s0034-89102006000200015
更新日期:2006-04-01 00:00:00
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journal_title:Revista de saude publica
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更新日期:2020-02-17 00:00:00
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journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/s0034-89101995000100005
更新日期:1995-02-01 00:00:00
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journal_title:Revista de saude publica
pub_type: 杂志文章
doi:10.1590/s0034-89102008000200001
更新日期:2008-04-01 00:00:00