1. The Foot Posture Index: Rasch Analysis of a Novel, Foot-Specific Outcome Measure 
Anne-Maree Keenan, MAppSc, Anthony C. Redmond, PhD, Mike Horton, BSc, Philip G. Conaghan, PhD, Alan Tennant, PhD 
Archives of Physical Medicine and Rehabilitation 
Volume 88, Issue 1, Pages (January 2007)
DOI: /j.apmr
Copyright © 2007 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

2. Fig 1 Person-item threshold distribution for the FPI-8.
Archives of Physical Medicine and Rehabilitation  , 88-93DOI: ( /j.apmr )
Copyright © 2007 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

3. Fig 2 Person-item threshold distribution for the FPI-6.
Archives of Physical Medicine and Rehabilitation  , 88-93DOI: ( /j.apmr )
Copyright © 2007 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions