Mehran Ghalenoei

• PhD in Occupational Health
• Academic Staff at Qazvin University of Medical Sciences

In the present research, human errors existed in tasks of operators working in two control rooms (Northern and Southern control rooms) in the Tehran oil refinery are identified and evaluated. Then, corrective strategies and actions are advised to decrease errors. At first, using hierarchical task analysis (HTA) method, four positions including shif...

مقدمه: با وجود افزايش آگاهی جهانی از اثرات پايدار کاربرد ارگونومی روی کاهش اختلالات اسکلتی- عضلانی و افزايش بهره‌وری در محيط کار، در کشور های در حال توسعه ملاحظات ارگونومی جدی گرفته نمی‌شود. مطالعه حاضر با هدف تحليل و بررسی دقيق‌تر اختلالات اسکلتی- عضلانی در يکی از شرکت‌های توليدی شهرک صنعتی البرز قزوين با استفاده از روش‌های ارزيابی ارگونومی انجام...

This study aimed to investigate the key factors influencing human performance and develop a quantitative model to predict human error in occupational settings.The research utilized a multi-method approach, combining HFACS for accident analysis, HEART for task-based HRA, and FANP for validating performance shaping factors (PSFs). A Bayesian network...

Background Nurses work 24-hour shifts due to the critical importance of patient care. The human body has a circadian rhythm that regulates many physiological activities. Shift work is associated with decreased melatonin levels and disruption of the circadian rhythm. Given the vital role of cognitive functions such as working memory and attention, t...

This chapter provides a thorough exploration of accident and safety causation analysis within sociotechnical systems, with a particular focus on the AcciMap accident analysis technique. Beginning with an introduction, the narrative progresses through a literature review, laying the groundwork for understanding the complexities of sociotechnical sys...

In today's interconnected global economy, maritime trade is a pillar of prosperity, yet maritime accidents loom as a formidable challenge. The intricate nature of these accidents, coupled with rapid technological advancements, necessitates the evolution of systematic analysis methods. Conventional systemic approaches, while valuable, struggle to en...

Purpose This study aims to investigate the effect of the Diamond Justice model on self-efficiency with the mediating role of job stress among the staff of Qazvin hospitals affiliated with Qazvin University of Medical Sciences. This study is a cross-sectional descriptive-analytical study conducted among the staff of Qazvin hospitals affiliated with...

Introduction: Iran has the most extensive maritime transport fleet in the Middle East, with 2700 km of water border with other countries in the region. However, the complex and hazardous marine environment has turned this advantage into a disadvantage. On the other hand, technological advancement has added to the complexity. Thus, new accident anal...

Background Healthcare workers perform various clinical procedures for COVID-19 patients facing an elevated risk of exposure to SARS-COV-2.This study aimed to assess the healthcare workers’ exposure to COVID-19 in Qazvin, Iran in 2020. Methods We conducted this descriptive-analytical study among all healthcare workers on the frontline of exposure t...

Background: Job-related psychosocial factors have a substantial effect on the occurrence of adverse events among healthcare professionals. Objective: An analytical and descriptive survey was conducted to evaluate the relationship between the occurrence of patient safety incidents and psychological factors. Methods: The study sample consisted o...

Workload has long been considered as one of the important factors for personal functions and malfunctions, particularly in complex systems. Undertaking operations in workstations of such systems usually entails complex tasks and poor cognitive performance of their operators may contribute to human error and critical subsequent consequences. Althoug...

Background: Exposure to traffic noise could play an important part in inducing psychological disorders which in turn can affect individuals' cognitive and mental performance. Objective: The aim of this study was to determine the effect of traffic noise exposure on the cognitive performance with regard to subjects' personality traits. Methods:...

Identifying the individual factors is a major issue in determining the likelihood of human error and ultimately human reliability. in current human reliability assessment (HRA) methods this is determined based on a performance shaping factors(PSFs) list and experts’ judgment. This was a qualitative content analysis study, in which the participants...

Background The objective of this study was to evaluate the acoustical, morphological, mechanical and thermal properties of fibers extracted from the leaves of Yucca (Y. gloriosa) shrub.Methods Several tests were performed on either untreated or alkali-treated (5% NaOH) fibers. The chemical analysis of the fibers was performed to determine their lig...

Background: Anxiety disorders are among the most common types of psychological disorders in the world. Anxiety is an inseparable part of every person’s life and it seems that it is experienced more severely by university students. The present study aimed to investigate the prevalence of anxiety and its related factors among environmental and occupa...

Abstract Background: Uninterrupted growth of industry and competition between organizations towards faster production, increase manual material handling activities, and on the other hand, with the mechanization of industry and innovation in the production of modern machinery, doing repeated tasks by the operator in interaction with machinery has be...

Background: Treatment of waste air containing Volatile Organic Compounds(VOCs) by using cheap and environmentally friendly methods considered as a active filed in the air pollution control field Objective: Bio treatment of air containing Tri Ethyl Amine (TEA)vapors by using Bio trickling filter inoculated with specific microbial species Methods: th...

Background: Prolonged use of computers can lead to complications such as eye strain, eye and head aches, double and blurred vision, tired eyes, irritation, burning and itching eyes, eye redness, light sensitivity, dry eyes, muscle strains and other problems. Objectives: The aim of the present study was to evaluate visual problems and major symptoms...

Background and Aims: Ratio of direct to indirect costs of occupational accidents as an indicator to predict the vulnerability of industries against occupational accidents. In spite of wide and long history of determining this ratio in other countries, research in this field does not exist in our country. The purpose of this study, analysis of work-...

Abstract: Various environmental factors in intensive care unit (ICU) especially noise intensity, affect patients and ICU staff. There is ample evidence that sleep cycle, recovery from critical illness and respiratory weaning are adversely affected by noise . Sleep deprivation is associated with mental changes and delirium in the ICU. The US Environ...

Abstract: Any disorder or damage to the musculoskeletal system that may be caused by a job or aggravated by it, is called musculoskeletal disorders. This study aimed to identify Repetitive motion injuries among students using laptop in the School of Public Health, Qazvin 1391. Material and methods: This study was a cross - sectional type. According...

Introduction: Despite the global awareness of sustainable use of ergonomics in reducing musculoskeletal disorders and increasing productivity at work, ergonomic considerations in developing countries are not taken seriously. This study aimed to analyze musculoskeletal disorders and ergonomic assessment of manufacturing companies in Qazvin, Alborz I...