Table 3 Exploratory factor analysis (Promax-rotated factors)

1. Disruptive, antisocial or aggressive behaviour

0.409

2. Over-activity attention and concentration

0.473

3. Non accidental self-injury

0.321

0.521

4. Alcohol, substance/solvent misuse

5. Scholastic or language skills

0.836

6. Physical illness or disability problems

0.989

7. Hallucinations and delusions

0.703

8. Non-organic somatic symptoms

9. Emotional and related symptoms

0.659

10. Peer relationships

0.732

11. Self-care and independence

0.306

0.341

12. Family life and relationships

0.591

13. Poor school attendance

0.362