Table 1.
Participant demographics and concussion characteristics. Due to missing values, percentage calculations may vary.
| Characteristic | Participants (N=21) | |
| Age (years), median (IQR) | 32.3 (27.7-38.3) | |
| Sex, n (%) | ||
|
|
Female | 17 (81) |
|
|
Male | 4 (19) |
| History of concussion, n (%) | 10 (59) | |
| High performance athlete, n (%) | 1 (5.9) | |
| Follow exercise program, n (%) | 6 (35) | |
| History of headaches, n (%) | 6 (35) | |
| History of ADHD,a n (%) | 1 (5.9) | |
| History of depression, n (%) | 9 (53) | |
| Mechanism, n (%) | ||
|
|
Sport/PAb | 9 (43) |
|
|
MVCc | 4 (19) |
|
|
Work | 2 (9.5) |
|
|
Fall | 2 (9.5) |
|
|
Other | 4 (19) |
| Time of symptom onset, n (%) | ||
|
|
Immediate | 8 (38) |
|
|
Delayed | 13 (62) |
| Loss of consciousness, n (%) | ||
|
|
Yes | 1 (5.6) |
|
|
No | 15 (83) |
|
|
Not sure | 2 (11) |
|
|
Time since injury (days), median (IQR) | 85.5 (25.8-618.5) |
| Symptom trend since injury, n (%) | ||
|
|
No change | 1 (5.9) |
|
|
Steadily better | 7 (41) |
|
|
Steadily worse | 1 (5.9) |
|
|
Worse, then better | 1 (5.9) |
|
|
Better, then worse | 7 (41) |
aADHD: attention-deficit/hyperactivity disorder.
bPA: physical activity.
cMVC: motor vehicle collision.