نتایج جستجو برای: noise disturbance

تعداد نتایج: 237210  

ابراهیمی, محمدحسین , اکبر زاده, آرش , ذاکریان, سید ابوالفضل , عباسی, میلاد , منظم اسماعیل پور, محمدرضا,

Introduction: Installation of wind turbines in residential areas due to their unique sound characteristics may cause noise annoyance. Noise annoyance can increase the risk of health problems and sleep disturbance. Thus, this study was conducted to assess the effect of wind turbine noise annoyance on sleep disturbance among the Manjil wind farm workers. .Material and Method: All the Manjil wind...

Journal: :تحقیقات نظام سلامت 0
رستم گلمحمدی دانشیار، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت و مرکز تحقیقات علوم بهداشتی، دانشگاه علوم پزشکی همدان، همدان حیدر محمدی دانشجوی کارشناسی ارشد، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران هادی بیات دانشجوی کارشناسی ارشد، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران علیرضا سلطانیان استادیار، گروه آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران.

background and aims: since using city power for welding process is not allowed, diesel generators are used as a power supply in construction industries. they could be introduced as a main source of noise pollution. the purposes of this study were to assess and control noise pollution produced by construction diesel generators in hamadan, iran. methods: in this descriptive, cross-sectional study...

ژورنال: طب کار 2017

Introduction: textile industry due to noise pollution may cause noise annoyance. Noise annoyance can increase the risk of health problems and sleep disturbance. Thus, this study was conducted to assess the effect of noise annoyance on the sleep disturbance among workers of a textile industry. Material and Method: All the workers have been divided into four groups according to their noise exp...

امیری, مولود , بهادران, پروین , عریضی, حمیدرضا ,

Abstract Background and purpose: Noise is the leading cause of complaints by both personnel and patients. The aim of the current study was to find the sources of disturbance due to noise and discriminate between object and people source of noise production. Materials and methods: Ex-post factor was the design of the research. Distress due to hospital noise was investigated in 161 postoperat...

Journal: :international journal of occupational hygiene 0
parvin nassiri department of occupational health, school of public health, tehran university of medical sciences, tehran, iran. hamidreza heidari research center for environmental pollutants, qom university of medical sciences, qom, iran. monireh khadem department of occupational health, school of public health, tehran university of medical sciences, tehran, iran. hoda rahimifard department of occupational health, school of public health, qom university of medical sciences, qom, iran. elham rostami department of epidemiology and biostatistics, school of public health, tehran university of medical science, tehran, iran.

noise is a common and widespread problem in workplaces. noise can lead to hearing loss, hypertension, nervous and mental disorders, annoyance and stress, sleep disturbance, negative impact on productivity and working capacity. the undesirable effects of noise on an individual or group are called annoyance. some personal and social characteristics can affect on annoyance. this study was aimed to...

ژورنال: ارگونومی 2013

Introduction: Noise pollution cause mental fatigue, concentration disturbance and learning loss in students during the training activities. This study aims to evaluate Noise pollution and the level of acoustical comfort in typical classrooms, and present treatment methods for improving acoustic comfort. Method: In cross sectional study, twenty classrooms in the seven faculty of Hamadan Univers...

ژورنال: سلامت کار ایران 2016

Background and aims: Noise is one of the troubles in industrial world and numerous people are affected by it. Sleep disturbance is a harmful effect of exposure to noise. High quality of sleep is an important factor in health and well-being so its decline can threaten persons’ health and even their safety. The current study was conducted to assess the relationship between exposure to noise...

Journal: :رادار 0
احمد شفیعی احسان یزدیان مجتبی بهشتی

speckle is a granular disturbance in coherent images such as synthetic aperture radar (sar) images, modeled as a multiplicative noise. this noise degrades the sar image and complicates the image exploitation using automated image analysis techniques. several approaches have been developed to reduce the effect of speckle noise. recently, the application of compressed sensing (cs) is explored in ...

2016
Stéphane Perron Céline Plante Martina S. Ragettli David J. Kaiser Sophie Goudreau Audrey Smargiassi

The objective of our study was to measure the impact of transportation-related noise and total environmental noise on sleep disturbance for the residents of Montreal, Canada. A telephone-based survey on noise-related sleep disturbance among 4336 persons aged 18 years and over was conducted. LNight for each study participant was estimated using a land use regression (LUR) model. Distance of the ...

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