نتایج جستجو برای: Workload Index

تعداد نتایج: 420396  

Background: Mental workload is one of the factors that influence individuals’ performance in the work environment as well as their efficiency and productivity. This study aimed to evaluate the effectiveness of the Rating Scale Mental Effort (RSME) for mental workload in nurses. Materials and Methods: This study was descriptive and cross-sectional conducted on 75 nurses. For assessment ...

Journal: :Proceedings of the VLDB Endowment 2011

Journal: :PVLDB 2011
Vivek R. Narasayya Hyunjung Park Manoj Syamala

Queries that scan a B-Tree index can suffer significant I/O performance degradation due to index fragmentation. The task of determining if an index should be defragmented is challenging for database administrators (DBAs) since today’s database engines offer no support for quantifying the impact of defragmenting an index on query I/O performance. Furthermore, DBMSs only support defragmentation a...

ژورنال: سلامت کار ایران 2014

Background and aims: Workload can be defined as the operator's required capacity to meet a special level of performance while performing a task. Optimized workload is a point at which any increase or decrease could have negative effects on operator's performance. Therefore, the aim of this study was to assess the workload using subjective and objective methodologies in the assembly lines of a c...

ژورنال: ارگونومی 2017

Introduction: Pilot performance investigation during multi-tasking operations requires a procedure, in which the parameters related to the desired scenario of the simulator are obtained in a systematic manner. The multi-attribute task battery (MATB-II) is a standard simulator of generic piloting tasks developed by national aeronautics and space administration (NASA). Methods: Employing infor...

ژورنال: طب کار 2021

Abstract Introduction: Workload can be defined as the hypothetical construct that represents the cost incurred by a human operator to achieve a particular level of performance. Each job has specific needs and demands. The better measurement tool assessing that estimate the workload, it’s need to identify the requirements of a task, the circumstances under which it is performed, and the skills,...

ژورنال: ارگونومی 2016
روشن سروستانی, مرضیه, زمانیان, زهرا, صداقتی, میترا, قطمیری, مهناز, کوهنورد, بهرام,

Introduction: Faculty and staff are the pillars of any university. Any impairment in the function of these elements would undoubtedly decrease the quality of education and training services provided. The present study aimed to assess the relationship between subjective workload and job satisfaction in faculty and staff members of universities of medical sciences and universities affiliated to t...

Journal: :PVLDB 2009
Kostas Tzoumas Man Lung Yiu Christian S. Jensen

The increased deployment of sensors and data communication networks yields data management workloads with update loads that are intense, skewed, and highly bursty. Query loads resulting from location-based services are expected to exhibit similar characteristics. In such environments, index structures can easily become performance bottlenecks. We address the need for indexing that is adaptive t...

Journal: :international journal of occupational hygiene 0
mansour ziaei student of occupational health engineering, school of health, shiraz university of medical sciences, shiraz, iran. hamed yarmohammadi department of occupational health engineering, faculty of health, kermanshah university of medical sciences, kermanshah, iran. meisam moradi department of occupational health engineering, faculty of health, kermanshah university of medical sciences, kermanshah, iran. mohammad khandan faculty member of ergonomics department, faculty of health, qom university of medical sciences, qom-iran.

burnout syndrome is a response to prolonged occupational stress. workload is one of the organizational risk factors of burnout. with regards to the topic, there are no data on administrative employees’ burnout and workload in iran. this study seeks to determine the levels of job burnout and their relationships with workload among administrative members of staff. two hundred and forty two admini...

Journal: :Journal of epidemiology and community health 1992
Y Ben-Shlomo I White P M McKeigue

STUDY OBJECTIVE The aim was to compare the ability of census based social deprivation scores devised by Jarman, Carstairs, and Townsend to predict workload in general practice. DESIGN This was a prospective study of 140,050 patients registered with general practices over one year from 1 July 1981 (Third National Morbidity Survey). Main outcome measures were workload score for each patient, de...

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