A computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders

Observation method remains to be the most widely applied method in assessing exposure to risk factors for work-related musculoskeletal disorders (WMSDs) related to office works because it is inexpensive and applicable to wide range of office jobs. However, the existing research that applied this met...

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Main Author: Mohamad, Siti Shafika
Format: Thesis
Language:English
English
English
Published: 2018
Subjects:
Online Access:http://eprints.uthm.edu.my/495/1/24p%20SITI%20SHAFIKA%20MOHAMAD.pdf
http://eprints.uthm.edu.my/495/2/SITI%20SHAFIKA%20MOHAMAD%20COPYRIGHT%20DECLARATION.pdf
http://eprints.uthm.edu.my/495/3/SITI%20SHAFIKA%20MOHAMAD%20WATERMARK.pdf
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author Mohamad, Siti Shafika
author_facet Mohamad, Siti Shafika
author_sort Mohamad, Siti Shafika
collection UTHM
description Observation method remains to be the most widely applied method in assessing exposure to risk factors for work-related musculoskeletal disorders (WMSDs) related to office works because it is inexpensive and applicable to wide range of office jobs. However, the existing research that applied this method was mainly focused to a limited range of office components and computer accessories such as seat pan, keyboards, mouse, monitor and telephone. In addition, further testing of reliability and validity of the observational method was less reported. This study was conducted to propose the new office ergonomic risk assessment (OFFERA) method to assess a wide range of office risk factors related to WMSDs, which include office components and office environment where this method covers both right and left side of the body part. The initial development of OFFERA method was divided into two stages, the development of OFFERA system components and psychometric properties of OFFERA method. In reliability testing, the results of inter and intra observer reliability recorded good (K=0.62-0.78) and very good (K=0.81-0.96) agreement among the observers. Meanwhile, in validity testing, the relationship of the final score of OFFERA to the musculoskeletal symptoms statistically shows a significant value for wrists/hands (χ²=7.942; p=0.047), lower back (χ²=13.478; p=0.000), knees (χ²=7.001; p=0.008), and ankle/leg (χ²=5.098; p=0.024). The usability testing shows that the OFFERA method was easy and quick to be used (mean 4.48 ± 0.821) and applicable for wide range of office working activities (mean 4.02 ± 0.952). Based on the results obtained, it can be concluded that the OFFERA method was found to be practically reliable and applicable for wide range of office work-related activities.
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spelling uthm.eprints-4952021-07-25T07:34:05Z http://eprints.uthm.edu.my/495/ A computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders Mohamad, Siti Shafika TA166-167 Human engineering Observation method remains to be the most widely applied method in assessing exposure to risk factors for work-related musculoskeletal disorders (WMSDs) related to office works because it is inexpensive and applicable to wide range of office jobs. However, the existing research that applied this method was mainly focused to a limited range of office components and computer accessories such as seat pan, keyboards, mouse, monitor and telephone. In addition, further testing of reliability and validity of the observational method was less reported. This study was conducted to propose the new office ergonomic risk assessment (OFFERA) method to assess a wide range of office risk factors related to WMSDs, which include office components and office environment where this method covers both right and left side of the body part. The initial development of OFFERA method was divided into two stages, the development of OFFERA system components and psychometric properties of OFFERA method. In reliability testing, the results of inter and intra observer reliability recorded good (K=0.62-0.78) and very good (K=0.81-0.96) agreement among the observers. Meanwhile, in validity testing, the relationship of the final score of OFFERA to the musculoskeletal symptoms statistically shows a significant value for wrists/hands (χ²=7.942; p=0.047), lower back (χ²=13.478; p=0.000), knees (χ²=7.001; p=0.008), and ankle/leg (χ²=5.098; p=0.024). The usability testing shows that the OFFERA method was easy and quick to be used (mean 4.48 ± 0.821) and applicable for wide range of office working activities (mean 4.02 ± 0.952). Based on the results obtained, it can be concluded that the OFFERA method was found to be practically reliable and applicable for wide range of office work-related activities. 2018-08 Thesis NonPeerReviewed text en http://eprints.uthm.edu.my/495/1/24p%20SITI%20SHAFIKA%20MOHAMAD.pdf text en http://eprints.uthm.edu.my/495/2/SITI%20SHAFIKA%20MOHAMAD%20COPYRIGHT%20DECLARATION.pdf text en http://eprints.uthm.edu.my/495/3/SITI%20SHAFIKA%20MOHAMAD%20WATERMARK.pdf Mohamad, Siti Shafika (2018) A computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders. Masters thesis, Universiti Tun Hussein Onn Malaysia.
spellingShingle TA166-167 Human engineering
Mohamad, Siti Shafika
A computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders
title A computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders
title_full A computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders
title_fullStr A computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders
title_full_unstemmed A computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders
title_short A computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders
title_sort computing task ergonomic risk assessment tool for assessing risk factors of work related musculoskeletal disorders
topic TA166-167 Human engineering
url http://eprints.uthm.edu.my/495/1/24p%20SITI%20SHAFIKA%20MOHAMAD.pdf
http://eprints.uthm.edu.my/495/2/SITI%20SHAFIKA%20MOHAMAD%20COPYRIGHT%20DECLARATION.pdf
http://eprints.uthm.edu.my/495/3/SITI%20SHAFIKA%20MOHAMAD%20WATERMARK.pdf
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