Score comparability of short forms and computerized adaptive testing: simulation study with the activity measure for post-acute care 1  Stephen M Haley, PhD, PT, Wendy J Coster, PhD, OTR, Patricia L Andres, MS, PT, Mark Kosinski, MA, Pengsheng Ni, MD, MPH  Archives of Physical Medicine and Rehabilitation  Volume 85, Issue 4, Pages 661-666 (April 2004) DOI: 10.1016/j.apmr.2003.08.097

Fig 1 Example of physical and mobility CAT, using 4 items to meet stopping rule. Archives of Physical Medicine and Rehabilitation 2004 85, 661-666DOI: (10.1016/j.apmr.2003.08.097)

Fig 2 Scatterplots and Pearson product-moment correlations of scores from total item set and simulated scores from CAT and short forms. Archives of Physical Medicine and Rehabilitation 2004 85, 661-666DOI: (10.1016/j.apmr.2003.08.097)