Table 1.
Participant Characteristics by Injury Group
| OI (n = 72) | Moderate TBI (n = 42) | Severe TBI (n = 16) | Significant differences, p < 0.05 | |
|---|---|---|---|---|
| Gender, n (% male) | ns | |||
| Male | 38 (52.8) | 25 (59.5) | 10 (62.5) | |
| Race, n (%) | ns | |||
| White | 55 (76.4) | 32 (76.2) | 10 (62.5) | |
| Non-white | 17 (23.6) | 10 (23.8) | 6 (37.5) | |
| Age at injury in years, mean (SD) | 5.10 (1.08) | 5.19 (1.21) | 5.04 (0.98) | ns |
| Age at test | 11.91 (1.08) | 12.00 (1.07) | 12.17 (1.52) | ns |
| Median family income, mean (SD)a | $59,917 (21,128) | $61,406 (24,521) | $55,957 (18,191) | ns |
| Highest maternal educational attainment, n (%) | ns | |||
| < high school | 5 (6.9) | 5 (11.9) | 3 (18.8) | |
| ≥ high school | 67 (93.1) | 37 (88.1) | 13 (81.2) | |
| Glasgow Coma Scale | – | 13.40 (2.18) | 4.00 (1.90) | Sev < Mod |
a
Missing median family income for one participant with severe TBI.
ns, non-significant; OI, orthopedic injury; TBI, traumatic brain injury.