1. Viscosupplementation effect on proprioception in the osteoarthritic knee 
Michael W. Payne, MSc, Robert J. Petrella, MD, PhD 
Archives of Physical Medicine and Rehabilitation 
Volume 81, Issue 5, Pages (May 2000)
DOI: /S (00)
Copyright © 2000 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

2. Fig. 1
Mean absolute angular error (AAE) proprioception measurements at each time in the placebo group (■) and the hyaluronan group (□). Values are mean ± SEM. There were no significant differences between treatment groups at any time during the study.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /S (00) )
Copyright © 2000 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

3. Fig. 2
Limitations in absolute angular error (AAE) measurements due to test angle. Values are mean ± SEM. Regression line equation: − (.102 · test angle). *Significantly different from test angles 35, 40, 45, 50, 55, 60 (p <.05); +significantly different from test angles 25, 35, 40, 45, 50, 55, 60 (p <.05); significantly different from test angles 35, 40, 45, 50, 55, 60 (p <.05); significantly different from test angles 40, 50, 60 (p <.05); ✠ significantly different from test angles 40, 45, 50, 60 (p <.05).
Archives of Physical Medicine and Rehabilitation  , DOI: ( /S (00) )
Copyright © 2000 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

4. Fig. 3
Mean absolute angular error (AAE) proprioception measurements at each repetition. Values are mean ± SEM. Regression line equation: (.161 · order number). *Significantly different from second angle reproduction (p <.05); +significantly different from fifth angle reproduction (p <.05).
Archives of Physical Medicine and Rehabilitation  , DOI: ( /S (00) )
Copyright © 2000 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions