Document Detail


Repeatability and validity of the combined arm-leg (Cruiser) ergometer.
MedLine Citation:
PMID:  19252438     Owner:  NLM     Status:  MEDLINE    
Abstract/OtherAbstract:
The measurement of physical fitness of lower limb amputees is difficult, as the commonly used ergometer tests have limitations. A combined arm-leg (Cruiser) ergometer might be valuable. The aim of this study was to establish the repeatability and validity of the combined arm-leg (Cruiser) ergometer. Thirty healthy volunteers carried out three incremental exercise tests, once on the bicycle ergometer and twice on the Cruiser ergometer. The repeatability of the Cruiser ergometer was assessed by studying the mean values of the test-retest and the validity by studying the mean values of the bicycle and the two Cruiser ergometer tests. The intraclass correlation coefficient for repeated measurements on the Cruiser ergometer was 0.84 for the maximal oxygen consumption (VO2max), and 0.71 for the maximal heart rate (HRmax). The intraclass correlation coefficient for the measurements on the bicycle ergometer and the Cruiser ergometer was 0.86 for the VO2max and 0.73 for HRmax. Bland and Altman plots for VO2max and HRmax showed a bias close to zero and a great accuracy. The conclusion of this study is that the Cruiser ergometer provides a repeatable and valid measurement of physical fitness in healthy volunteers. Its value in clinical practice for lower limb amputees needs to be further established.
Authors:
Elisabeth K Simmelink; Johan B Wempe; Jan H B Geertzen; Rienk Dekker
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Publication Detail:
Type:  Comparative Study; Journal Article; Validation Studies    
Journal Detail:
Title:  International journal of rehabilitation research. Internationale Zeitschrift f?r Rehabilitationsforschung. Revue internationale de recherches de r?adaptation     Volume:  32     ISSN:  1473-5660     ISO Abbreviation:  Int J Rehabil Res     Publication Date:  2009 Dec 
Date Detail:
Created Date:  2009-11-10     Completed Date:  2010-02-23     Revised Date:  -    
Medline Journal Info:
Nlm Unique ID:  7805421     Medline TA:  Int J Rehabil Res     Country:  England    
Other Details:
Languages:  eng     Pagination:  324-30     Citation Subset:  IM    
Affiliation:
Center for Rehabilitation, University Medical Center Groningen, Groningen, The Netherlands. j.h.b.geertzen@rev.umcg.nl
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MeSH Terms
Descriptor/Qualifier:
Adolescent
Adult
Amputees / rehabilitation*
Anaerobic Threshold
Ergometry / instrumentation*
Exercise Test
Forced Expiratory Volume
Heart Rate
Humans
Middle Aged
Oxygen / blood
Physical Fitness*
Reference Values
Reproducibility of Results
Young Adult
Chemical
Reg. No./Substance:
7782-44-7/Oxygen

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine


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