Table 1.
Group Demographics and Injury Characteristics*
| STBI (n=19) | MTBI (n=41) | OI (n=57) | F/X2 | p | η2/V | |
|---|---|---|---|---|---|---|
| Child age at testing | 10.12 (1.54) | 10.75 (1.47) | 10.64 (1.69) | 1.05 | 0.35 | 0.02 |
| Child age at injury | 7.46 (2.19) | 8.29 (1.91) | 7.79 (1.80) | 1.45 | 0.24 | 0.03 |
| Child sex | 11 boys (58%) | 26 boys (63%) | 34 boys (60%) | 0.22 | 0.90 | 0.04 |
| Child race | 88% White | 93% white | 91% white | 1.80 | 0.77 | 0.09 |
| SESa | −0.66 (0.51) | −0.08 (0.90) | 0.29 (0.99) | 8.37 | <0.01 | 0.13 |
| Injury mechanism | 29.67 | <0.01 | 0.36 | |||
| MVA | 52.6% | 26.8% | 1.8% | |||
| Sports/Rec | 26.3% | 41.5% | 71.9% | |||
| Fall | 21.1% | 31.7% | 26.3% |
a
Measured using a standardized composite based on parental education, parent occupational status, and census tract median family income
*
Values in parentheses indicate standard deviation.
STBI, severe traumatic brain injury; MTBI, mild to moderate traumatic brain injury; OI, orthopedic injury; SES, socioeconomic status; MVA, motor vehicle accident.