1. A Pilot Study to Modify the SF-36V Physical Functioning Scale for Use With Veterans With Spinal Cord Injury 
Stephen L. Luther, PhD, Jeffrey Kromrey, PhD, Gail Powell-Cope, PhD, ARNP, Deborah Rosenberg, PhD, Audrey Nelson, PhD, RN, Shahbaz Ahmed, MD, MPH, Patricia Quigley, PhD, ARNP, CRRN 
Archives of Physical Medicine and Rehabilitation 
Volume 87, Issue 8, Pages (August 2006)
DOI: /j.apmr
Copyright © 2006 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

2. Fig 1
ICRF: generalized partial credit model (normal metric). Example of the ICRF “lifting and carrying groceries” calibrated with data from paraplegic respondents.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2006 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

3. Fig 2
Item information curve: generalized partial credit model (normal metric). Example of the item information function “lifting and carrying groceries” calibrated with data from paraplegic respondents.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2006 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

4. Fig 3
Total information and standard error curves for respondents with (A) tetraplegia and (B) paraplegia.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2006 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions