Evidence map›Paper›PMID 26646300›Full record

ArticleHuman factors2016

Variable Lifting Index (VLI): A New Method for Evaluating Variable Lifting Tasks.

Thomas Waters, Enrico Occhipinti, Daniela Colombini, Enrique Alvarez-Casado, Robert Fox

Abstract read
In one paragraph

Article in Human factors, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed.

  1. Article
  2. Article
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  4. Review
  5. Article
  6. Article
  7. Review
  8. Equivalent Weight: Connecting Exoskeleton Effectiveness with Ergonomic Risk during Manual Material Handling.International journal of environmental research and public health · 2021
    Article
  9. Article
  10. Article
  11. First results of the application of the Latin Questionnaire in comparison with populations of reference workers obtained through preliminary epidemiological studies.Revista brasileira de medicina do trabalho : publicacao oficial da Associacao Nacional de Medicina do Trabalho-ANAMT
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Thomas WatersNational Institute for Occupational Safety and Health, Cincinnati, Ohio.
Enrico OcchipintiNational Institute for Occupational Safety and Health, Cincinnati, OhioResearch Unit and International School of Ergonomics of Posture and Movement (EPM), Milan, ItalyCentro de Ergonomia Aplicada (CENEA), Barcelona, SpainGeneral Motors Company, Detroit, Michigan epmenrico@tiscali.it.
Daniela ColombiniResearch Unit and International School of Ergonomics of Posture and Movement (EPM), Milan, Italy.
Enrique Alvarez-CasadoCentro de Ergonomia Aplicada (CENEA), Barcelona, Spain.
Robert FoxGeneral Motors Company, Detroit, Michigan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveWe seek to develop a new approach for analyzing the physical demands of highly variable lifting tasks through an adaptation of the Revised NIOSH (National Institute for Occupational Safety and Health) Lifting Equation (RNLE) into a Variable Lifting Index (VLI).

backgroundThere are many jobs that contain individual lifts that vary from lift to lift due to the task requirements. The NIOSH Lifting Equation is not suitable in its present form to analyze variable lifting tasks.

methodIn extending the prior work on the VLI, two procedures are presented to allow users to analyze variable lifting tasks. One approach involves the sampling of lifting tasks performed by a worker over a shift and the calculation of the Frequency Independent Lift Index (FILI) for each sampled lift and the aggregation of the FILI values into six categories. The Composite Lift Index (CLI) equation is used with lifting index (LI) category frequency data to calculate the VLI. The second approach employs a detailed systematic collection of lifting task data from production and/or organizational sources. The data are organized into simplified task parameter categories and further aggregated into six FILI categories, which also use the CLI equation to calculate the VLI.

resultsThe two procedures will allow practitioners to systematically employ the VLI method to a variety of work situations where highly variable lifting tasks are performed.

conclusionsThe scientific basis for the VLI procedure is similar to that for the CLI originally presented by NIOSH; however, the VLI method remains to be validated. APPLICATION: The VLI method allows an analyst to assess highly variable manual lifting jobs in which the task characteristics vary from lift to lift during a shift.

Indexed as

ErgonomicsLiftingNational Institute for Occupational Safety and Health, U.S.Occupational HealthRisk AssessmentHumansUnited Statesbiomechanicsjob analysismanual materials handlingphysical ergonomicsrisk assessment

Identifiers

PMID26646300
PMCPMC4937352

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.