1. Validity of an Exercise Test Based on Habitual Gait Speed in Mobility-Limited Older Adults 
Xin Li, BA, Daniel E. Forman, MD, Dan K. Kiely, MPH, MA, Sharon LaRose, RN, Ronald Hirschberg, MD, Walter R. Frontera, MD, PhD, Jonathan F. Bean, MD, MS, MPH 
Archives of Physical Medicine and Rehabilitation 
Volume 93, Issue 2, Pages (February 2012)
DOI: /j.apmr
Copyright © 2012 American Congress of Rehabilitation Medicine Terms and Conditions

2. Fig 1
Graphical depiction of the submaximal ETT protocol based on HGSs.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2012 American Congress of Rehabilitation Medicine Terms and Conditions

3. Fig 2
Survival analysis between the duration of the ETT results and the 3 groups classified by HGS (N=137).
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2012 American Congress of Rehabilitation Medicine Terms and Conditions