Values are mean±SD
| Criteria | Study group | ||
| Controls | Concussion group | P value | |
| Number of participants | 38 | 121 | – |
| Sex (male/female) | 55.3%/44.7% | 57.0%/42.9% | – |
| Age | 62.1±6.8 | 61.3±9.1 | 0.6052 |
| Number of concussions | 0±0 | 10.7±11.5 | <0.0001 |
An unpaired t-test was used to calculate significance. Age was not significantly different between groups.