Table 1. . Baseline characteristics of concussed students (n = 33).
| Characteristic | n (%)† |
|---|---|
| Age (mean years, SD) | 14.3 (1.0) |
| Male | 19 (57.6) |
| History of ADHD | 3 (9.1) |
| History of migraine or nonspecific headaches | 3 (9.1) |
| Previous concussion | 19 (57.6) |
| Initial PCSS (median IQR) | 27 (8, 35) |
| Loss of consciousness | 7 (22.6) |
| Sport played at time of concussion | |
| – Hockey | 9 (27.3) |
| – Soccer | 5 (15.2) |
| – Football | 4 (12.1) |
| – Snowboard | 3 (9.1) |
| – Other sport | 12 (36.4) |
| Diagnosed with PPCS | 15 (45.5) |
| Visits until recovered (median IQR) | 4 (3, 5) |
| Days to recovery (median IQR) | 35 (21, 56) |
†Unless otherwise specified.
ADHD: Attention deficit hyperactivity disorder; PCSS: post-concussion symptom scale; PPCS: Postconcussive symptom; SD: Standard deviation.