Table 1.
Concussion and Control Group Participant Characteristics
| Variable |
Group |
P Value |
|
| Concussion (n = 44) |
Control (n = 73) |
||
| Age, y (mean ± SD) | 15.4 ± 1.8 | 15.8 ± 1.3 | .12 |
| Sex (female), No. (%) | 19 (39) | 30 (41) | .87 |
| Height, cm (mean ± SD) | 166.7 ± 9.7 | 171.8 ± 9.1 | .005a |
| Mass, kg (mean ± SD) | 66.0 ± 23.6 | 63.5 ± 17.7 | .52 |
| History of previous concussion, No. (%) | 23 (52) | 17 (23) | .002a |
| Attention-deficit or attention-deficit/hyperactivity disorder diagnosis, No. (%) | 5 (11) | 4 (5) | .25 |
| Symptom severity (Post-Concussion Symptom Inventory rating), mean ± SD | 50.0 ± 27.1 | 5.8 ± 8.1 | <.001a |
a
Significant difference (P < .05).