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Assessment of work postures and movements using a video-based observation method and direct technical measurements

Juul-Kristensen, B. ; Hansson, Gert-Åke LU ; Fallentin, N. ; Andersen, J.H. and Ekdahl, Charlotte LU (2001) In Applied Ergonomics 32(5). p.517-524
Abstract
The aim was to study postures and movements during repetitive work using video-based observations and direct technical measurements (inclinometers and goniometers). A total of 21 healthy women from a poultry processing plant volunteered. Neck flexion > 20 degrees was registered during 92% of the recorded time with the observation method, while the corresponding value measured with the inclinometer was 65%. Different reference positions and different measured variables apparently contributed to the differences between the methods. Mean wrist position was measured to be 0 degrees in flexion-extension and 19 degrees in ulnar deviation. Differences between the methods in the registered hand positions were small. The number of repetitive... (More)
The aim was to study postures and movements during repetitive work using video-based observations and direct technical measurements (inclinometers and goniometers). A total of 21 healthy women from a poultry processing plant volunteered. Neck flexion > 20 degrees was registered during 92% of the recorded time with the observation method, while the corresponding value measured with the inclinometer was 65%. Different reference positions and different measured variables apparently contributed to the differences between the methods. Mean wrist position was measured to be 0 degrees in flexion-extension and 19 degrees in ulnar deviation. Differences between the methods in the registered hand positions were small. The number of repetitive movements/minute and mean power frequency (MPF) of the electrogoniometer data was significantly related, showing both variables to be relevant measures of repetitiveness. In conclusion, the observation method and the technical measurements supplemented each other well. A reduction in class categories was suggested for future observation methods. (Less)
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author
; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Goniometer, Repetitive work, Observation method, Inclinometer
in
Applied Ergonomics
volume
32
issue
5
pages
517 - 524
publisher
Elsevier
external identifiers
  • wos:000170625000011
  • scopus:0034897809
ISSN
1872-9126
DOI
10.1016/S0003-6870(01)00017-5
language
English
LU publication?
yes
additional info
The information about affiliations in this record was updated in December 2015. The record was previously connected to the following departments: Division of Occupational and Environmental Medicine (013078001), Division of Physiotherapy (Closed 2012) (013042000)
id
b2767174-e185-4574-b4dd-78a3e5ffff34 (old id 1118991)
date added to LUP
2016-04-01 16:10:56
date last changed
2022-04-07 03:32:38
@article{b2767174-e185-4574-b4dd-78a3e5ffff34,
  abstract     = {{The aim was to study postures and movements during repetitive work using video-based observations and direct technical measurements (inclinometers and goniometers). A total of 21 healthy women from a poultry processing plant volunteered. Neck flexion > 20 degrees was registered during 92% of the recorded time with the observation method, while the corresponding value measured with the inclinometer was 65%. Different reference positions and different measured variables apparently contributed to the differences between the methods. Mean wrist position was measured to be 0 degrees in flexion-extension and 19 degrees in ulnar deviation. Differences between the methods in the registered hand positions were small. The number of repetitive movements/minute and mean power frequency (MPF) of the electrogoniometer data was significantly related, showing both variables to be relevant measures of repetitiveness. In conclusion, the observation method and the technical measurements supplemented each other well. A reduction in class categories was suggested for future observation methods.}},
  author       = {{Juul-Kristensen, B. and Hansson, Gert-Åke and Fallentin, N. and Andersen, J.H. and Ekdahl, Charlotte}},
  issn         = {{1872-9126}},
  keywords     = {{Goniometer; Repetitive work; Observation method; Inclinometer}},
  language     = {{eng}},
  number       = {{5}},
  pages        = {{517--524}},
  publisher    = {{Elsevier}},
  series       = {{Applied Ergonomics}},
  title        = {{Assessment of work postures and movements using a video-based observation method and direct technical measurements}},
  url          = {{http://dx.doi.org/10.1016/S0003-6870(01)00017-5}},
  doi          = {{10.1016/S0003-6870(01)00017-5}},
  volume       = {{32}},
  year         = {{2001}},
}