| Denmark (N = 1,385) | Germany (N = 22,324) | Norway (N = 2,879) | USA (N = 1,367) | |
---|---|---|---|---|---|
Sex | Male | 70.4 | 68.4 | 72.6 | 68.1 |
Female | 29.6 | 31.6 | 27.4 | 31.9 | |
Age group (in years) | 0–4 | 1.5 | 14.2 | 1.0 | 4.3 |
5–9 | 23.1 | 32.8 | 25.9 | 32.2 | |
10–14 | 41.3 | 34.7 | 44.7 | 39.0 | |
15–19 | 34.1 | 18.3 | 28.3 | 24.5 | |
Diagnostic subtype* | Oppositional defiant disorder (ODD) (F91.3) | 13.9 | 16.3 | 18.8 | 37.0 |
Conduct disorder, excluding ODD (F91, excluding F91.3) | 15.8 | 46.0 | 18.2 | 28.5 | |
Hyperkinetic conduct disorder (F90.1) | 37.6 | 20.2 | 35.8 | 34.5 | |
Mixed disorders of conduct and emotions (F92) | 34.2 | 17.4 | 27.2 | N/A** |