Table 1.
Demographic information of MA and SA groups.
| MA Group N = 5410 |
SA Group N = 3061 |
|
|---|---|---|
| Demographics | ||
| Race, Caucasian, n (%) | 4175 (77) | 2047 (67) |
| Sex, female, n (%) | 2091 (39) | 1398 (46) |
| Age ± SD, year | 18.2 ± 0.6 | 18.2 ± 0.7 |
| Height ± SD, cm | 178.4 ± 10.7 | 176.3 ± 11.5 |
| Mass ± SD, kg | 78.1 ± 17.8 | 74.8 ± 18.2 |
| Self-reported history | ||
| Additional sport participation ± SD, n | 2.1 ± 1.2 | N/A |
| Previous concussion, n (%) | 1439 (27) | 544 (18) |
| ADHD, n (%) | 340 (6) | 171 (6) |
| Learning disorders, n (%) | 153 (3) | 74 (2) |
Data represent mean ± SD and number (%); Abbreviations: MA, multisport student-athlete; SA, single-sport student-athlete; SD, standard deviation; ADHD, attention deficit hyperactivity disorder; N/A, not applicable.