Table 1.
TBI (n = 77) | Orthopedic Comparison (n = 30) | Healthy Comparison (n = 40) | Statistic (df) | Significance | |
---|---|---|---|---|---|
Ethnicity (n) | |||||
Caucasian | 44 | 11 | 25 | X2(6, N =147) = 7.77 | p = .26 |
African American | 10 | 8 | 7 | ||
Hispanic | 17 | 8 | 4 | ||
Other/Mixed | 6 | 3 | 4 | ||
Sex (n) | |||||
Female | 22 | 14 | 17 | X2(2, N =147) = 4.06 | p = .13 |
Male | 55 | 16 | 23 | ||
Maternal Education (M, SD, Range) | 13.09(4.82) 3.00-21.00 |
14.70(4.19) 3.00-21.00 |
16.50(3.53) 3.00-21.00 |
F(2, 144) = 8.11 Tukey HSD |
p < .01 |
Years of Age at Test (M, SD, Range) | 13.23(3.24) 6.58-18.92 |
12.48(2.82) 8.58-17.67 |
12.08(3.53) 6.58-18.67 |
F(2, 144) = 1.81 | p = .17 |
IQ (M, SD, Range) | 98.18(16.55) 57-138 |
108.13(13.51) 83-140 |
112.83(13.68) 83-140 |
F (2, 144) = 13.42 | p < .01 |