1. Balance Assessment in the Management of Sport-Related Concussion
Kevin M. Guskiewicz, PhD, ATC 
Clinics in Sports Medicine 
Volume 30, Issue 1, Pages (January 2011)
DOI: /j.csm
Copyright © 2011 Elsevier Inc. Terms and Conditions

2. Fig. 1
Percentage of total injured athletes experiencing signs and symptoms associated with concussion. Positive Romberg test represents balance problems.
(Reprinted from Guskiewicz KM, Weaver NL, Padua DA, et al. Epidemiology of concussion in collegiate and high school football players. Am J Sports Med 2000;28(5):643–50; with permission.)
Clinics in Sports Medicine  , DOI: ( /j.csm )
Copyright © 2011 Elsevier Inc. Terms and Conditions

3. Fig. 2
Six testing conditions (1–6) for the Sensory Organization Test used with the NeuroCom Smart Balance Master.
Clinics in Sports Medicine  , DOI: ( /j.csm )
Copyright © 2011 Elsevier Inc. Terms and Conditions

4. Fig. 3
Composite Score means (top) and vestibular ratio means (bottom) on the NeuroCom Smart Balance Master for 36 concussed and 36 control subjects across test sessions (Preseason through day 5 after injury). Higher scores represent better performance.
(From Guskiewicz KM, Ross SE, Marshall SW. Postural stability and neuropsychological deficits after concussion in collegiate athletes. J Athl Train 2001;36:263–73; with permission.)
Clinics in Sports Medicine  , DOI: ( /j.csm )
Copyright © 2011 Elsevier Inc. Terms and Conditions

5. Fig. 4
Balance Error Scoring System performed on firm surface (A–C) and foam surface (D–F).
Clinics in Sports Medicine  , DOI: ( /j.csm )
Copyright © 2011 Elsevier Inc. Terms and Conditions

6. Fig. 5
Balance Error Scoring System means (± standard deviation; combined errors on all 6 trials) for 36 injured and 36 control subjects across test sessions (preseason through day 5 after injury). Lower scores represent better performance.
(From Guskiewicz KM, Ross SE, Marshall SW. Postural stability and neuropsychological deficits after concussion in collegiate athletes. J Athl Train 2001;36:263–73; with permission.)
Clinics in Sports Medicine  , DOI: ( /j.csm )
Copyright © 2011 Elsevier Inc. Terms and Conditions