Reference | Setting | Sample size | Outcome measure | Time to recovery |
Guskiewicz et al 200114 | Collegiate concussion programme | 36 concussions | Clinical tests of balance + force plate technology | Returned to baseline levels by 3–5 days post injury |
McCrae et al 200312 | Collegiate American football programme | 94 concussions, 56 controls | Clinical tests of balance | Returned to baseline levels by 3–5 days post injury |