Table 1.
Demographics of participants with complete set of valid imaging data.
| FBA (N = 61) | NCA (N = 15) | |
|---|---|---|
| Age (years) | ||
| Mean ± StdDev | 16.6 ± 0.9 | 16.5 ± 1.2 |
| [Min, Max] | [15, 18] | [14, 18] |
| Years of current sport (high school) | ||
| Mean ± StdDev | 2.2 ± 0.8 | 2.1 ± 1.0 |
| [Min, Max] | [0, 3] | [0, 3] |
| Number of previously diagnosed concussions | ||
| Mean ± StdDev | 0.6 ± 1.0 | 0.5 ± 0.8 |
| [Min, Max] | [0, 5] | [0, 2] |
| Racial and ethnic categories | ||
| White | 43 | 13 |
| Black or African American | 14 | 0 |
| Hispanic or Latino | 1 | 0 |
| Asian | 1 | 2 |
| More than one | 2 | 0 |