Table 1.
Characteristic comparisons for male and female CD and HC groups.
| Variable | Group, mean ± SD |
F-value (p-value) |
|||||
|---|---|---|---|---|---|---|---|
| CD |
HC |
Sex effect | Dx effect | Sex × Dx | |||
| Male | Female | Male | Female | ||||
| Age, years | 14.74 ± 0.82 | 14.56 ± 0.63 | 14.83 ± 0.57 | 14.83 ± 0.38 | 0.418 (0.519) | 1.724 (0.192) | 0.465 (0.497) |
| C-WISC | 101.08 ± 7.52 | 98.04 ± 8.05 | 108.92 ± 6.14 | 107.96 ± 5.86 | 1.921 (0.169) | 37.792 (<0.001∗∗) | 0.514 (0.475) |
| FD | 0.22 ± 0.09 | 0.17 ± 0.07 | 0.22 ± 0.08 | 0.21 ± 0.08 | 1.894 (0.172) | 0.998 (0.320) | 0.904 (0.344) |
| BIS total | 74.14 ± 8.82 | 81.69 ± 10.83 | 66.29 ± 6.06 | 65.44 ± 10.88 | 3.347 (0.070) | 43.261 (<0.001∗∗) | 5.238 (0.024∗) |
| BIS-attention impulsivity | 18.86 ± 3.07 | 20.81 ± 4.34 | 17.34 ± 2.33 | 16.94 ± 2.65 | 1.528 (0.219) | 18.260 (<0.001∗∗) | 3.492 (0.065) |
| BIS-motor impulsivity | 26.69 ± 5.41 | 29.44 ± 4.69 | 21.91 ± 3.90 | 22.72 ± 4.71 | 3.258 (0.074) | 33.927 (<0.001∗∗) | 0.972 (0.327) |
| BIS-unplanned impulsivity | 28.60 ± 5.25 | 31.44 ± 6.31 | 27.03 ± 3.36 | 25.78 ± 5.95 | 0.570 (0.452) | 11.842 (0.001∗∗) | 3.785 (0.055) |
| APSD-CU trait | 5.83 ± 2.22 | 6.38 ± 2.00 | 4.40 ± 1.80 | 3.72 ± 1.64 | 0.026 (0.873) | 24.842 (<0.001∗∗) | 2.235 (0.138) |
CD, conduct disorder; HC, healthy control; SD, standard deviation; Dx, diagnosis; C-WISC, Chinese Wechsler Intelligence Scale for Children; FD, frame-wise displacement; BIS, Barratt Impulsiveness Scale; APSD-CU, Antisocial Process Screening Device callous-unemotional. ∗p < 0.05; ∗∗p < 0.001.