Introduction to the Findings of the International Collaboration on Mild Traumatic Brain Injury Prognosis: What is a Prognostic Study? L. Rachid Salmi, MD, PhD, J. David Cassidy, PhD, DrMedSc, Lena Holm, DrMedSc, Carol Cancelliere, DC, MPH, Pierre Côté, DC, PhD, Jörgen Borg, MD, PhD Archives of Physical Medicine and Rehabilitation Volume 95, Issue 3, Pages S95-S100 (March 2014) DOI: 10.1016/j.apmr.2013.10.026 Copyright © 2014 American Congress of Rehabilitation Medicine Terms and Conditions
Fig 1 Cohort designs adapted to the study of prognosis. (A) Single-group descriptive cohort study; (B) two-group comparative cohort study; (C) single-group analytical cohort study. Archives of Physical Medicine and Rehabilitation 2014 95, S95-S100DOI: (10.1016/j.apmr.2013.10.026) Copyright © 2014 American Congress of Rehabilitation Medicine Terms and Conditions