1. Does Exercise Reduce Pain and Improve Physical Function Before Hip or Knee Replacement Surgery? A Systematic Review and Meta-Analysis of Randomized Controlled Trials 
Stephen D. Gill, PhD, Helen McBurney, PhD 
Archives of Physical Medicine and Rehabilitation 
Volume 94, Issue 1, Pages (January 2013)
DOI: /j.apmr
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions

2. Fig 1
Forest plots of SMDs for knee replacement participants. Abbreviations: CI, confidence interval; IV, independent variable; Std., standard.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions

3. Fig 2
Forest plots of SMDs for hip replacement participants. Abbreviations: CI, confidence interval; IV, independent variable; Std., standard.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions