Table 1.
Demographic and behavioral characteristics of the study cohort.
| Characteristic | CD adolescents (N = 30) | HCs (N = 36) | p |
|---|---|---|---|
| Age (years) | 15.07 (0.52) | 15.28 (0.45) | 0.08 |
| IQ | 105.71 (3.51) | 107.17 (3.22) | 0.08 |
| Painful condition (painful faces) | 6.28 (2.09) | 6.42 (2.21) | 0.78 |
| Painful condition (neutral faces) | 3.71 (2.30) | 4.04 (2.18) | 0.55 |
| Non-painful condition | 0.49 (0.68) | 0.59 (1.00) | 0.63 |
| RTs (ms) | 1961.21 (709.14) | 1899.86 (599.88) | 0.29 |
| IRI total | 21.20 (3.09) | 23.13 (2.24) | 0.005 |
| IRI-Empathic concern | 21.31 (3.52) | 24.28 (3.74) | 0.002 |
| IRI-Perspective-taking | 19.98 (4.50) | 22.92 (3.60) | 0.005 |
| IRI-Personal distress | 21.18 (3.31) | 21.75 (5.15) | 0.59 |
| IRI-Fantasy | 22.34 (5.04) | 23.59 (4.30) | 0.28 |
| AQCV total | 90.30 (20.21) | 64.39 (16.89) | <0.001 |
| SDQ-conduct problems | 4.02 (1.96) | 2.36 (1.46) | <0.001 |
| APSD-callous unemotional | 5.93 (2.18) | 5.39 (1.79) | 0.27 |
CD, conduct disorder; HCs, healthy controls; RT, reaction time; IRI, Interpersonal Reactivity Index Scale; AQCV, Buss-Perry Aggression Questionnaire; SDQ, Strengths and Difficulties questionnaire; APSD, Antisocial Process Screening Device.