نتایج جستجو برای: stress factors

تعداد نتایج: 1466054  

Alireza Mehdizadeh Amin Hosseinzadeh

Introduction: The term glaucoma refers to a group of diseases that have a characteristic optic neuropathy with associated visual field loss in common. Intraocular pressure has been considered to be the only causal factor for glaucoma and the only factor that can be manipulated to alter the course of the disease. But considering high intraocular pressure as the only factor responsible for glauco...

Journal: :journal of family and reproductive health 0
batool rashidi reproductive health research center, tehran university of medical sciences, tehran, iran. soheila hosseini department of psychology, tarbiat moallem university, tehran, iran. pooya beigi reproductive health research center, tehran university of medical sciences, tehran, iran. mahya ghazizadeh reproductive health research center, tehran university of medical sciences, tehran, iran. mohammad farahani department of psychology, tarbiat moallem university, tehran, iran.

objective: the aim of our study was to investigate the effect of coping strategies, personality trait and social support as the main social and psychological factors on infertility stress. materials and methods: this study was conducted on 201 infertile iranian women referred to the vali-e-asr reproductive health research center, and completed the following questionnaires: the fertility problem...

Journal: :روانپزشکی و روانشناسی بالینی ایران 0
مهدی نصر اصفهانی mehdi nasr esfahani 1 jahan alley, taleghani ave, tehran, iran, i.r.تهران. خیابان جمالزاده. مرکز آموزشی – درمانی روانپزشکی شهید اسماعیلی عباس باقری abas bagheri . انستیتو روانپزشکی تهران. تهران. خیابان طالقانی. کوچه جهان. پلاک 1.

this study was to investigate the most important stressors and causes of job dissatisfaction in employees if an industrial setting. 230 full-time workers and employees were selelcted through random sampling. a questionnaire that included five categories of stressors (permanent and transient factors related to the type of job and the work environme nt, accident producing factors, relationship pr...

Esmizadeh, S., Haftbaradaran, H., Mossaiby, F.,

Experiments have frequently shown that phase separation in lithium-ion battery electrodes could lead to the formation of mechanical defects, hence causing capacity fading. The purpose of the present work has been to examine stress intensity factors for pre-existing surface cracks in spherical electrode particles during electrochemical deintercalation cycling using both analytical and numerical ...

Journal: :archives of trauma research 0
mitsuaki noda department of orthopedics, konan hospital, kobe, japan; department of orthopedics, konan hospital, kobe, japan. tel: +81-788512161, fax: +81-788210962 yasuhiro saegusa department of orthopedics, konan hospital, kobe, japan masayasu takahashi department of orthopedics, konan hospital, kobe, japan daichi tezuka department of mechanical engineering, graduate school of engineering, kobe university, kobe, japan kazuhiko adachi department of mechanical engineering, graduate school of engineering, kobe university, kobe, japan kazuya naoi department of mechanical engineering, graduate school of engineering, kobe university, kobe, japan

conclusions the most relevant finding was that hook pinning in pauwels type iii fracture may result in delayed :union: or non:union: due to significantly increased stress of a traction force at the fracture site that works to displace the fracture. however, in a pauwels type i fracture, increased compression stress contributes to stabilize it. surgeons are recommended not to treat pauwels type ...

Journal: :journal of reproduction and infertility 0

background: preterm birth is a major health problem that leads to infant morbidity and mortality. the main goal of this study was to find the relationship between social determinants of health and preterm delivery. methods: a prospective longitudinal cohort study was carried out on 500 pregnant women in their 24th to 28th gestational weeks in 2012. the pregnant women filled out a self-report qu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران 1340

چکیده ندارد.

Davood Seydali Javad Jafari Fesharaki, Seyed Ghasem Madani

Stress concentration factors have been examined in a functionally graded material (FGM) plate with central holes in different shapes in this essay. The material properties change along the thickness of plate. ABAQUS software has been utilized for modeling of problem in which subroutine of ABAQUS sub-program was used for modeling of the targeted material. The considering shapes for hole in plate...

Introduction: Job stress and satisfaction and factors affecting on them are from important social issues and since the unexpected risks that cause job stress in military personnel is more than other activities, so the aim of this study was to investigate the relationship between job stress and satisfaction in military personnel with structural equation modeling. Methods: In this analytical and...

آقایی نژاد, علی اکبر, امیر خانی, عارف, تقی نژاد, فخرالدین, شیخی, علی اکبر, مشتاق عشق, زهرا, پیمان, اکرم,

Background & Objective: Job burnout is one of the inevitable consequences of occupational stress. Professional staff of social services are the first candidates of burnout, therefore this study was aimed to determine the relationship between occupational stresses with job burnout in pre-hospital emergency staff. Method: In this cross-sectional study, 206 employees, working in 44 pre-hospital ...

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