Measuring non-auditory effects of noise such as stress-inducing ones have become interest recently. Salivary cortisol has a popular measure in stress research. So, assessing noise-induced via saliva evaluation can present bright future non-invasive exposure assessment methods. This study had 3 goals: (1) Assess and compare concentrations the morning evening normal work day leisure industrial workers, (2) assess relationship between salivary concentrations, (3) possibility using possible...

In both developed and developing countries, noise is regarded as the most common occupational hazard in various industries. The present study aimed to examine effect of sound pressure level (SPL) on serum cortisol concentration three different times during night shift.This case-control was conducted among 75 workers an industrial mining firm 2017. participants were assigned one groups (one control two case groups), with equal number (25 participants) each group. Following ISO 9612 standard,...

In today's modern world, noise pollution is recognized as a major environmental problem that people face daily. Polymeric aerogels are porous materials known for their ability to absorb sound, which have attracted significant interest owing distinctive characteristics, including sustainability, recyclability, versatility, and remarkable stability. this study, nine different samples of polysaccharide were created using two natural gums (Iranian gum tragacanth gum), well like wheat straw,...

Introduction: Exposure to various chemicals can occur in the workplace. Polycyclic aromatic hydrocarbons (PAHs) are among these compounds. The aim of this study was investigate relationship between exposure PAHs and urinary metabolites built-up roofing installers Material Methods: current case-control study, conducted 2021 Ilam City, involved 35 builtup workers as case group 15 non-exposed control group. In addition workers’ respiratory area, samples were taken from urine determine amount...

Emission large amounts of air pollutants can cause many problems in the environment and human health. The purpose this review study was evaluating consequences health effects toxic expressing strategies for controlling these pollutants. A narrative literature done based on searched databases. All relevant studies published 1998 until 2021 gathered. According to databases, 360 articles were retrieved. 24 screened after 16 full-text entered into analysis process. Finally, 9 selected study....

Background and Objective: Organizational climate organizational commitment have a tangible effect on performance. This study aims to investigate in university of medical sciences along with job burnout the staff. Methods: cross-sectional is carried out via descriptive-analytical method 250 employees Torbat Heydariyeh University Medical Sciences, Iran 2016. Data collection tools include standard questionnaires climate, commitment, Maslach inventory. analysis was SPSS software version 21...

Background/objectives: Risk assessment is very important to reduce the occurrence and spread of preventable accidents in hospitals because they have huge resources funds related health society, human, financial, physical, equipment capital. This study was done order assess occupational safety risks at Mehr Razi Hospital Ahvaz.MethodsIn this descriptive-cross-sectional study, HOSHRA method used Private University Education Ahvaz during 2022. Then, descriptive statistics were analyze...

Increasing population, the need for services, and industrialization of societies have led to a growing demand shift work. Shiftwork causes several disorders, determining weight each disorders is important their prevention treatment. Therefore, purpose present study was use Analytic Network Process (ANP) prioritize weigh work among personnel hospitals Kerman University Medical Sciences.This cross-sectional, descriptive-analytical conducted in 2017 300 10 public affiliated with Sciences. ANP...

Background ― Workers in the mineral industries are exposed to airborne dust and its occupational exposure can cause respiratory disorders. The aim of this study was determine lung function symptoms workers Eastern part Iran. Material Methods This cross-sectional conducted on 156 kaolin mine, gold quarry, stone cutting workshops as a group 48 administrative personnel these sections an unexposed group. After general medical examination completion demographic questionnaire, workers’ pulmonary...

Introduction : Recently, the consequence of chemical industries and noise on human health is update subject for researchers. There are many reports published about nephrotoxicity cadmium alone. Objectives The main aim this study was to detect combined renal function. Materials Methods Forty adult male rats were put into eight groups in random order (n=5). Groups 1 control, group 2 exposed 90 dB (decibels) noise, 3- 5 received (intraperitoneal; ip) chloride (CdCl2) at doses 1,2,3 mg/kg 6-8...

Asthma is commonly associated with chronic airway inflammation and the underlying cause of over a million deaths each year. Crocus sativus L, known as saffron, when used in form traditional medicines, has demonstrated anti-inflammatory effects which may be beneficial to individuals asthma.The objective this study was develop clinical prediction system using an artificial neural network detect C L supplements on patients allergic asthma.A genetic algorithm-modified predictor developed level...

Background: Noise exposure is known as a risk factor for hearing loss and one of its effects noise-induced stress. Cortisol stress hormone used in assessments. Objectives: The aim this study was to measure compare saliva cortisol concentrations the morning evening normal work day rest both case control groups assess association between industrial noise salivary two groups. Patients Methods: This included 200 male participants (100 workers 100 office employees). Morning samples were collected...

Background: One of the biggest global occupational threats, especially in outdoor workplace, is climate change and warming, as workers are exposed to heat stress leading reduced performance. The aim this study was investigate effect workplace on labor productivity index agricultural sector. Methods: In study, data related environmental variables 215 synoptic meteorological stations Khuzestan province were collected from three climatic regions (hot, mild, cold). Using MATLAB R 2018b...

Background: Fumes released form welding activities are capable of initiating several acute and chronic respiratory effects. Objectives: The aim the present study was to evaluate symptoms spirometry parameters in welders a steel industry. Methods: This cross-sectional conducted industry involved 60 40 non-welders. A questionnaire used record participants’ details, determine pulmonary function values spirometric test used. Pearson correlation, paired independent t as statistic tests were for...

In recent years the relationship between ambient air temperature and prevalence of viral infection has been under investigation.The study was aimed at providing statistical machine learning-based analysis to investigate influence climatic factors on frequency COVID-19 confirmed cases in Iran.The data some related 31 provinces Iran 04/03/2020 05/05/2020 gathered from official resources. order important all studied cities, a model based an artificial neural network (ANN) developed.The proposed...

Introduction: The ionizing radiation is increasingly applied in various fields for industrial and medical purposes due to its benefits. aim of this study was measure the levels six radiology departments two educational hospitals Ahvaz, Iran. Materials Methods: were measured at locations departments, including behind patient observation window, staff rest room, office, waiting door X-ray outdoor. These measurements carried out while equipment on off status, using halogen-quenched...