Table 3.
Neurocognitive correlates of callous–unemotional traits as rated by the Antisocial Process Screening Device (APSD): scores and multivariate regression of callous-unemotional traits on emotional recognition and theory of mind tasks (standardised)
| Group, mean (s.d.) | Unadjusted test statistic | Group, n | |||||||
|---|---|---|---|---|---|---|---|---|---|
| CU− CP− | CU+ CP− | CU+ CP+ | F (d.f.) | β | P | CU− CP− | CU+ CP− | CU+ CP+ | |
| Emotion recognition | |||||||||
| Overall test of effect | 1.44 (6,87) | 0.21 | 40 | 36 | 8 | ||||
| Specific emotion | 40 | 36 | 8 | ||||||
| Happiness | 9.88 (0.40) | 9.94 (0.23) | 9.38 (1.41) | −0.01 | 0.71 | ||||
| Sadness | 7.55 (2.37) | 7.14 (1.94) | 7.13 (0.64) | −0.15 | 0.13 | ||||
| Fear | 6.35 (2.65) | 5.50 (2.85) | 5.38 (2.00) | −0.30 | 0.02 | ||||
| Anger | 7.18 (1.93) | 6.75 (1.87) | 7.50 (1.93) | −0.03 | 0.76 | ||||
| Surprise | 8.30 (2.57) | 8.50 (1.98) | 7.50 (2.73) | −0.11 | 0.32 | ||||
| Disgust | 4.85 (3.04) | 4.53 (2.97) | 3.63 (1.77) | −0.20 | 0.12 | ||||
| Theory of mind | |||||||||
| Overall test of effect | 0.63 (7,76) | 0.73 | 41 | 38 | 8 | ||||
| Specific task | |||||||||
| Strange Stories | 0.76 (0.49) | 0.98 (0.54) | 0.50 (0.32) | 0.01 | 0.86 | 37 | 34 | 7 | |
| Penny Hiding Errors | 1.66 (0.73) | 1.84 (0.82) | 1.75 (0.89) | 0.02 | 0.64 | 41 | 38 | 8 | |
| Frith-Happé animations | 2.91 (1.07) | 2.86 (0.87) | 2.67 (0.86) | −0.03 | 0.48 | 38 | 34 | 6 | |
| Combined First Order False Belief | 1.71 (0.68) | 1.68 (0.71) | 1.50 (0.93) | −0.00 | 0.86 | 41 | 37 | 8 | |
| Combined Second Order False Belief | 1.71 (1.12) | 1.59 (1.19) | 1.63 (1.19) | −0.03 | 0.53 | 41 | 37 | 8 | |
| Second Order False Belief | 1.61 (0.93) | 1.67 (0.78) | 1.57 (0.98) | −0.03 | 0.44 | 36 | 33 | 7 | |
CP, conduct problems; CU, callous–unemotional traits.