| 1 | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 2 | polychoric correlations for the five strengths and difficulties questionnaire factors |  |  |  |  |  |
| 3 | factors | f1 | f2 | f3 | f4 | f5 |
| 4 | f1. emotional symptoms | .. | .. | .. | .. | .. |
| 5 | f2. conduct problems | 0.37 | .. | .. | .. | .. |
| 6 | f3. peer problems | 0.41 | 0.34 | .. | .. | .. |
| 7 | f4. hyperactivity | 0.36 | 0.56 | 0.34 | .. | .. |
| 8 | f5. prosocial behaviour | -0.20 | -0.46 | -0.27 | -0.36 | .. |

Question: which difficulties factors has positive correlations among all five factors?
Answer: f1. emotional symptoms, f2. conduct problems, f3. peer problems, f4. hyperactivity

Question: which factor correlated negatively with other four difficulties factors?
Answer: f5. prosocial behaviour