نتایج جستجو برای: noise induced
تعداد نتایج: 1162389 فیلتر نتایج به سال:
A common choice to select λ so that a measure of noise performance is equal: a common choice is the noise figure (NF). However, this is only applicable when comparing algorithms with identical data. It is thus not suitable to compare across electrode positions or stimulation strategies (as illustrated in the example below). Noise Figure Distinguishability as a noise performance metric for EIT a...
Introduction: After presbycusis, noise-induced hearing loss is the second most common cause of acquired hearing loss. Numerous studies have shown that high-intensity noise exposure increases free radical species; therefore, use of antioxidants to detoxify the free radicals can prevent cellular damage in the cochlea. We studied the potential hearing protective effect of different doses of ascorb...
Background: Noise and noise-induced hearing loss (NIHL) are the most prevalent workplace problems. The best way to prevent NIHL is to monitor people's annual noise exposure (ANE) using tools, such as questionnaires. The present study aims to assess reliability of the Persian version of the Noise Exposure Questionnaire (NEQ) and NIHL scores among workers. Materials & Methods: This descriptive s...
Background: Noise Induced Hearing Loss (NIHL) is one of the most common occupational diseases in the world. About 16% of hearing loss is associated with noise exposure in the workplaces. The aim of this research was investigation of the relationship between noise exposure and hearing loss. Methods: This cross-sectional study was conducted in 2010 on1062 workers in Tabriz Tractor Manufacturing ...
This research on military aviation noise was conducted because the personnel working with military aircraft were concerned about noise induced hearing damage. In addition, comprehensive data on hearing impairments and occupational exposure of military pilots in the Finnish Air Force was not available. Moreover, data on the effects of overflight noise of military jets was necessary for the evalu...
conclusions the effect of coadministration of nac and coq10 was neither additive nor synergic in protecting against nihl. results the temporary hearing changes that occurred 1-day post exposure were not significantly different in all groups (p > 0.05). the total recovery (between 1 - 21 days after noise exposure) varied by a frequency increase between 1.08 - 19.10 in the noise group compared to...
Background : Noise-induced hearing loss is among the most common cause of occupational-related hearing loss. Nowadays, noise-induced hearing loss is a disastrous event of industrial world that may influence all races, ethnics and age groups. Methods : This cross sectional study was performed on 100 workers exposed to noisy environment (greater 85db) in Azmayesh factory. Having excluded all con...
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