1. Adapted Manual Wheelchair Circuit: Test-Retest Reliability and Discriminative Validity in Persons With Spinal Cord Injury 
Rachel E. Cowan, PhD, Mark S. Nash, PhD, Sonja de Groot, PhD, Lucas H. van der Woude, PhD 
Archives of Physical Medicine and Rehabilitation 
Volume 92, Issue 8, Pages (August 2011)
DOI: /j.apmr
Copyright © 2011 American Congress of Rehabilitation Medicine Terms and Conditions

2. Fig 1
Whole sample Bland-Altman plots for (A) sum ability and (B) sum performance score.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2011 American Congress of Rehabilitation Medicine Terms and Conditions

3. Fig 2
(A) Mean sum ability and sum performance scores for the entire sample and PP and TP subsets (mean + SD). (B) Trial 1 sum ability score distribution. Independent t test compared PP vs TP trial 1 scores (*P=.05; †P<.00).
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2011 American Congress of Rehabilitation Medicine Terms and Conditions

4. Fig 3
Individual mean performance times/distance for the original, modified, and new tasks for the entire sample and PP/TP subsets (mean + SD). Independent t test compared PP vs TP trial 1 scores (*P<.05; †P<.00; ‡, comparison not performed because TP n=2; NS = P>.05). For each task the left to right data order is whole sample trial 1, whole sample trial 2, PP trial 1, PP trial 2, TP trial 1, and TP trial 2. Abbreviations: DS, doorstep; NS, not significant.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2011 American Congress of Rehabilitation Medicine Terms and Conditions