Table 2.
Center of Pressure Displacement Results. There was a significant interaction observed in S1 ML and S2 AP. A significant decrease in S1 ML and a significant increase in S2 AP displacements were observed in the concussion group, compared to the controls.
| COP Phase | Control (M±SD) (cm) | Concussion (M±SD) (cm) | Mixed Design ANOVA Interaction (p-value) | ||
|---|---|---|---|---|---|
| Baseline | Day 1 | Baseline | Day 1 | ||
|
| |||||
| Braking (S1AP) | 64.0 ± 5.6 | 61.2 ± 6.4 | 60.3 ± 9.5 | 50.6 ± 19.7 | 0.188 |
|
| |||||
| Braking (S1ML) | 16.8 ± 5.4 | 16.4 ± 5.9 | 18.0 ± 6.1 | 13.2 ± 6.7 | 0.042* |
|
| |||||
| Transitional (S2AP) | 3.9 ± 4.8 | 4.0 ± 4.2 | 9.5 ± 5.6 | 18.6 ± 16.7 | 0.030* |
|
| |||||
| Transitional (S2ML) | 12.6 ± 3.6 | 12.4 ± 3.7 | 17.8 ± 4.8 | 16.5 ± 4.2 | 0.475 |
|
| |||||
| Stabilization (S3AP) | 2.1 ± 1.1 | 1.7 ± 0.9 | 2.6 ± 1.0 | 2.7 ± 1.7 | 0.441 |
|
| |||||
| Stabilization (S3ML) | 2.3 ± 2.0 | 2.5 ± 2.4 | 7.1 ± 3.9 | 7.9 ± 4.9 | 0.620 |
*
denotes significant interaction