1. Descriptive Modeling of Longitudinal Outcome Measures in Traumatic Brain Injury: A National Institute on Disability and Rehabilitation Research Traumatic Brain Injury Model Systems Study 
Christopher R. Pretz, PhD, Allan J. Kozlowski, PhD, Kristen Dams-O’Connor, PhD, Scott Kreider, MS, Jeffery P. Cuthbert, MPH, MS, John D. Corrigan, PhD, Allen W. Heinemann, PhD, Gale Whiteneck, PhD 
Archives of Physical Medicine and Rehabilitation 
Volume 94, Issue 3, Pages (March 2013)
DOI: /j.apmr
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions

2. Fig 1 Examples of linear, quadratic, and cubic change.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions

3. Fig 2 The negative exponential: ceiling and floor effect.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions

4. Fig 3
Average trajectory and IRC plot for the GOS-E, SWLS, SRS, and weeks of paid competitive employment per year.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions

5. Fig 4 Average trajectory for the FIM Cognitive and Motor.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions

6. Fig 5 Average trajectory for the DRS.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions

7. Fig 6
Average trajectory for FIM Cognitive with individual trajectories.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2013 American Congress of Rehabilitation Medicine Terms and Conditions